Home / 8,168.74-12,247.44-4,472.71

Finding the Fourth Proportional to 8,168.74, 12,247.44 and 4,472.71

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Solution

The fourth proportional to 8,168.74, 12,247.44 and 4,472.71 is: 6,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168.74 : 12,247.44 = 4,472.71 : x
  2. Step 2: Convert to fraction form
    8,168.74/12,247.44 = 4,472.71/x
  3. Step 3: Cross multiply
    8,168.74x = 12,247.44 × 4,472.71
  4. Step 4: Simplify right side
    8,168.74x = 54,779,247.36
  5. Step 5: Solve for x
    x = 54,779,247.36/8,168.74
  6. Step 6: Final answer
    x = 6,705.96

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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.