Home / 9,581.23-13,220.12-5,601.56

Finding the Fourth Proportional to 9,581.23, 13,220.12 and 5,601.56

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Solution

The fourth proportional to 9,581.23, 13,220.12 and 5,601.56 is: 7,729.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.23 : 13,220.12 = 5,601.56 : x
  2. Step 2: Convert to fraction form
    9,581.23/13,220.12 = 5,601.56/x
  3. Step 3: Cross multiply
    9,581.23x = 13,220.12 × 5,601.56
  4. Step 4: Simplify right side
    9,581.23x = 74,053,267.38
  5. Step 5: Solve for x
    x = 74,053,267.38/9,581.23
  6. Step 6: Final answer
    x = 7,729.00

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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.