Home / 9,132.59-12,602.97-5,154.54

Finding the Fourth Proportional to 9,132.59, 12,602.97 and 5,154.54

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Solution

The fourth proportional to 9,132.59, 12,602.97 and 5,154.54 is: 7,113.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.59 : 12,602.97 = 5,154.54 : x
  2. Step 2: Convert to fraction form
    9,132.59/12,602.97 = 5,154.54/x
  3. Step 3: Cross multiply
    9,132.59x = 12,602.97 × 5,154.54
  4. Step 4: Simplify right side
    9,132.59x = 64,962,512.98
  5. Step 5: Solve for x
    x = 64,962,512.98/9,132.59
  6. Step 6: Final answer
    x = 7,113.27

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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.