Home / 9,132.34-12,602.62-5,154.30

Finding the Fourth Proportional to 9,132.34, 12,602.62 and 5,154.30

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Solution

The fourth proportional to 9,132.34, 12,602.62 and 5,154.30 is: 7,112.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.34 : 12,602.62 = 5,154.30 : x
  2. Step 2: Convert to fraction form
    9,132.34/12,602.62 = 5,154.30/x
  3. Step 3: Cross multiply
    9,132.34x = 12,602.62 × 5,154.30
  4. Step 4: Simplify right side
    9,132.34x = 64,957,684.27
  5. Step 5: Solve for x
    x = 64,957,684.27/9,132.34
  6. Step 6: Final answer
    x = 7,112.93

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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.