Home / 9,785.28-13,502.40-5,593.76

Finding the Fourth Proportional to 9,785.28, 13,502.40 and 5,593.76

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Solution

The fourth proportional to 9,785.28, 13,502.40 and 5,593.76 is: 7,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785.28 : 13,502.40 = 5,593.76 : x
  2. Step 2: Convert to fraction form
    9,785.28/13,502.40 = 5,593.76/x
  3. Step 3: Cross multiply
    9,785.28x = 13,502.40 × 5,593.76
  4. Step 4: Simplify right side
    9,785.28x = 75,529,185.02
  5. Step 5: Solve for x
    x = 75,529,185.02/9,785.28
  6. Step 6: Final answer
    x = 7,718.65

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