Home / 8,031.40-11,082.84-4,446.16

Finding the Fourth Proportional to 8,031.40, 11,082.84 and 4,446.16

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Solution

The fourth proportional to 8,031.40, 11,082.84 and 4,446.16 is: 6,135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.40 : 11,082.84 = 4,446.16 : x
  2. Step 2: Convert to fraction form
    8,031.40/11,082.84 = 4,446.16/x
  3. Step 3: Cross multiply
    8,031.40x = 11,082.84 × 4,446.16
  4. Step 4: Simplify right side
    8,031.40x = 49,276,079.89
  5. Step 5: Solve for x
    x = 49,276,079.89/8,031.40
  6. Step 6: Final answer
    x = 6,135.43

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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.