Home / 8,031.34-11,082.88-4,397.32

Finding the Fourth Proportional to 8,031.34, 11,082.88 and 4,397.32

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Solution

The fourth proportional to 8,031.34, 11,082.88 and 4,397.32 is: 6,068.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.34 : 11,082.88 = 4,397.32 : x
  2. Step 2: Convert to fraction form
    8,031.34/11,082.88 = 4,397.32/x
  3. Step 3: Cross multiply
    8,031.34x = 11,082.88 × 4,397.32
  4. Step 4: Simplify right side
    8,031.34x = 48,734,990.10
  5. Step 5: Solve for x
    x = 48,734,990.10/8,031.34
  6. Step 6: Final answer
    x = 6,068.10

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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.