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Finding the Fourth Proportional to 6,966.32, 9,610.80 and 6,082.16

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Solution

The fourth proportional to 6,966.32, 9,610.80 and 6,082.16 is: 8,391.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.32 : 9,610.80 = 6,082.16 : x
  2. Step 2: Convert to fraction form
    6,966.32/9,610.80 = 6,082.16/x
  3. Step 3: Cross multiply
    6,966.32x = 9,610.80 × 6,082.16
  4. Step 4: Simplify right side
    6,966.32x = 58,454,423.33
  5. Step 5: Solve for x
    x = 58,454,423.33/6,966.32
  6. Step 6: Final answer
    x = 8,391.00

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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.