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Finding the Fourth Proportional to 9,552.39, 13,180.51 and 5,572.51

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Solution

The fourth proportional to 9,552.39, 13,180.51 and 5,572.51 is: 7,689.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,552.39 : 13,180.51 = 5,572.51 : x
  2. Step 2: Convert to fraction form
    9,552.39/13,180.51 = 5,572.51/x
  3. Step 3: Cross multiply
    9,552.39x = 13,180.51 × 5,572.51
  4. Step 4: Simplify right side
    9,552.39x = 73,448,476.90
  5. Step 5: Solve for x
    x = 73,448,476.90/9,552.39
  6. Step 6: Final answer
    x = 7,689.02

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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.