Home / 8,089.74-12,134.62-4,624.56

Finding the Fourth Proportional to 8,089.74, 12,134.62 and 4,624.56

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Solution

The fourth proportional to 8,089.74, 12,134.62 and 4,624.56 is: 6,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.74 : 12,134.62 = 4,624.56 : x
  2. Step 2: Convert to fraction form
    8,089.74/12,134.62 = 4,624.56/x
  3. Step 3: Cross multiply
    8,089.74x = 12,134.62 × 4,624.56
  4. Step 4: Simplify right side
    8,089.74x = 56,117,278.27
  5. Step 5: Solve for x
    x = 56,117,278.27/8,089.74
  6. Step 6: Final answer
    x = 6,936.85

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Double scale
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Similar ratio
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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.