Home / 8,624.36-12,954.96-6,174.92

Finding the Fourth Proportional to 8,624.36, 12,954.96 and 6,174.92

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Solution

The fourth proportional to 8,624.36, 12,954.96 and 6,174.92 is: 9,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.36 : 12,954.96 = 6,174.92 : x
  2. Step 2: Convert to fraction form
    8,624.36/12,954.96 = 6,174.92/x
  3. Step 3: Cross multiply
    8,624.36x = 12,954.96 × 6,174.92
  4. Step 4: Simplify right side
    8,624.36x = 79,995,776.83
  5. Step 5: Solve for x
    x = 79,995,776.83/8,624.36
  6. Step 6: Final answer
    x = 9,275.57

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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.