Home / 8,437.14-12,658.98-3,505.50

Finding the Fourth Proportional to 8,437.14, 12,658.98 and 3,505.50

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Solution

The fourth proportional to 8,437.14, 12,658.98 and 3,505.50 is: 5,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.14 : 12,658.98 = 3,505.50 : x
  2. Step 2: Convert to fraction form
    8,437.14/12,658.98 = 3,505.50/x
  3. Step 3: Cross multiply
    8,437.14x = 12,658.98 × 3,505.50
  4. Step 4: Simplify right side
    8,437.14x = 44,376,054.39
  5. Step 5: Solve for x
    x = 44,376,054.39/8,437.14
  6. Step 6: Final answer
    x = 5,259.61

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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.