Home / 8,437.11-12,658.59-3,760.44

Finding the Fourth Proportional to 8,437.11, 12,658.59 and 3,760.44

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Solution

The fourth proportional to 8,437.11, 12,658.59 and 3,760.44 is: 5,641.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.11 : 12,658.59 = 3,760.44 : x
  2. Step 2: Convert to fraction form
    8,437.11/12,658.59 = 3,760.44/x
  3. Step 3: Cross multiply
    8,437.11x = 12,658.59 × 3,760.44
  4. Step 4: Simplify right side
    8,437.11x = 47,601,868.18
  5. Step 5: Solve for x
    x = 47,601,868.18/8,437.11
  6. Step 6: Final answer
    x = 5,641.96

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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.