Home / 11,082.08-15,292.88-6,301.60

Finding the Fourth Proportional to 11,082.08, 15,292.88 and 6,301.60

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Solution

The fourth proportional to 11,082.08, 15,292.88 and 6,301.60 is: 8,695.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.08 : 15,292.88 = 6,301.60 : x
  2. Step 2: Convert to fraction form
    11,082.08/15,292.88 = 6,301.60/x
  3. Step 3: Cross multiply
    11,082.08x = 15,292.88 × 6,301.60
  4. Step 4: Simplify right side
    11,082.08x = 96,369,612.61
  5. Step 5: Solve for x
    x = 96,369,612.61/11,082.08
  6. Step 6: Final answer
    x = 8,695.99

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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.