Home / 9,337.04-12,876.45-6,815.16

Finding the Fourth Proportional to 9,337.04, 12,876.45 and 6,815.16

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Solution

The fourth proportional to 9,337.04, 12,876.45 and 6,815.16 is: 9,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,337.04 : 12,876.45 = 6,815.16 : x
  2. Step 2: Convert to fraction form
    9,337.04/12,876.45 = 6,815.16/x
  3. Step 3: Cross multiply
    9,337.04x = 12,876.45 × 6,815.16
  4. Step 4: Simplify right side
    9,337.04x = 87,755,066.98
  5. Step 5: Solve for x
    x = 87,755,066.98/9,337.04
  6. Step 6: Final answer
    x = 9,398.60

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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.