Home / 8,737.20-12,057.36-4,758.30

Finding the Fourth Proportional to 8,737.20, 12,057.36 and 4,758.30

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Solution

The fourth proportional to 8,737.20, 12,057.36 and 4,758.30 is: 6,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.20 : 12,057.36 = 4,758.30 : x
  2. Step 2: Convert to fraction form
    8,737.20/12,057.36 = 4,758.30/x
  3. Step 3: Cross multiply
    8,737.20x = 12,057.36 × 4,758.30
  4. Step 4: Simplify right side
    8,737.20x = 57,372,536.09
  5. Step 5: Solve for x
    x = 57,372,536.09/8,737.20
  6. Step 6: Final answer
    x = 6,566.47

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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.