Home / 8,767.72-13,148.70-5,651.08

Finding the Fourth Proportional to 8,767.72, 13,148.70 and 5,651.08

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Solution

The fourth proportional to 8,767.72, 13,148.70 and 5,651.08 is: 8,474.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.72 : 13,148.70 = 5,651.08 : x
  2. Step 2: Convert to fraction form
    8,767.72/13,148.70 = 5,651.08/x
  3. Step 3: Cross multiply
    8,767.72x = 13,148.70 × 5,651.08
  4. Step 4: Simplify right side
    8,767.72x = 74,304,355.60
  5. Step 5: Solve for x
    x = 74,304,355.60/8,767.72
  6. Step 6: Final answer
    x = 8,474.76

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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.