Home / 8,557.59-12,838.11-4,175.13

Finding the Fourth Proportional to 8,557.59, 12,838.11 and 4,175.13

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Solution

The fourth proportional to 8,557.59, 12,838.11 and 4,175.13 is: 6,263.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.59 : 12,838.11 = 4,175.13 : x
  2. Step 2: Convert to fraction form
    8,557.59/12,838.11 = 4,175.13/x
  3. Step 3: Cross multiply
    8,557.59x = 12,838.11 × 4,175.13
  4. Step 4: Simplify right side
    8,557.59x = 53,600,778.20
  5. Step 5: Solve for x
    x = 53,600,778.20/8,557.59
  6. Step 6: Final answer
    x = 6,263.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.