Home / 2,030.23-2,801.79-1,146.19

Finding the Fourth Proportional to 2,030.23, 2,801.79 and 1,146.19

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Solution

The fourth proportional to 2,030.23, 2,801.79 and 1,146.19 is: 1,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.23 : 2,801.79 = 1,146.19 : x
  2. Step 2: Convert to fraction form
    2,030.23/2,801.79 = 1,146.19/x
  3. Step 3: Cross multiply
    2,030.23x = 2,801.79 × 1,146.19
  4. Step 4: Simplify right side
    2,030.23x = 3,211,383.68
  5. Step 5: Solve for x
    x = 3,211,383.68/2,030.23
  6. Step 6: Final answer
    x = 1,581.78

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,031.23, 2,803.17 and 1,147.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.