Home / 8,605.13-11,862.51-6,082.79

Finding the Fourth Proportional to 8,605.13, 11,862.51 and 6,082.79

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Solution

The fourth proportional to 8,605.13, 11,862.51 and 6,082.79 is: 8,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,605.13 : 11,862.51 = 6,082.79 : x
  2. Step 2: Convert to fraction form
    8,605.13/11,862.51 = 6,082.79/x
  3. Step 3: Cross multiply
    8,605.13x = 11,862.51 × 6,082.79
  4. Step 4: Simplify right side
    8,605.13x = 72,157,202.07
  5. Step 5: Solve for x
    x = 72,157,202.07/8,605.13
  6. Step 6: Final answer
    x = 8,385.37

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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.