Home / 4,030.30-5,561.43-3,193.07

Finding the Fourth Proportional to 4,030.30, 5,561.43 and 3,193.07

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Solution

The fourth proportional to 4,030.30, 5,561.43 and 3,193.07 is: 4,406.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.30 : 5,561.43 = 3,193.07 : x
  2. Step 2: Convert to fraction form
    4,030.30/5,561.43 = 3,193.07/x
  3. Step 3: Cross multiply
    4,030.30x = 5,561.43 × 3,193.07
  4. Step 4: Simplify right side
    4,030.30x = 17,758,035.29
  5. Step 5: Solve for x
    x = 17,758,035.29/4,030.30
  6. Step 6: Final answer
    x = 4,406.14

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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.