Home / 9,373.46-12,935.10-5,181.62

Finding the Fourth Proportional to 9,373.46, 12,935.10 and 5,181.62

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Solution

The fourth proportional to 9,373.46, 12,935.10 and 5,181.62 is: 7,150.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.46 : 12,935.10 = 5,181.62 : x
  2. Step 2: Convert to fraction form
    9,373.46/12,935.10 = 5,181.62/x
  3. Step 3: Cross multiply
    9,373.46x = 12,935.10 × 5,181.62
  4. Step 4: Simplify right side
    9,373.46x = 67,024,772.86
  5. Step 5: Solve for x
    x = 67,024,772.86/9,373.46
  6. Step 6: Final answer
    x = 7,150.48

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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.