Home / 2,030.19-2,801.96-1,905.11

Finding the Fourth Proportional to 2,030.19, 2,801.96 and 1,905.11

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Solution

The fourth proportional to 2,030.19, 2,801.96 and 1,905.11 is: 2,629.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.19 : 2,801.96 = 1,905.11 : x
  2. Step 2: Convert to fraction form
    2,030.19/2,801.96 = 1,905.11/x
  3. Step 3: Cross multiply
    2,030.19x = 2,801.96 × 1,905.11
  4. Step 4: Simplify right side
    2,030.19x = 5,338,018.48
  5. Step 5: Solve for x
    x = 5,338,018.48/2,030.19
  6. Step 6: Final answer
    x = 2,629.32

Related Problems

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Half scale
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Double scale
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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.