Home / 9,088.74-13,557.41-8,938.22

Finding the Fourth Proportional to 9,088.74, 13,557.41 and 8,938.22

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Solution

The fourth proportional to 9,088.74, 13,557.41 and 8,938.22 is: 13,332.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.74 : 13,557.41 = 8,938.22 : x
  2. Step 2: Convert to fraction form
    9,088.74/13,557.41 = 8,938.22/x
  3. Step 3: Cross multiply
    9,088.74x = 13,557.41 × 8,938.22
  4. Step 4: Simplify right side
    9,088.74x = 121,179,034.25
  5. Step 5: Solve for x
    x = 121,179,034.25/9,088.74
  6. Step 6: Final answer
    x = 13,332.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.