Home / 8,937.29-13,392.26-4,777.89

Finding the Fourth Proportional to 8,937.29, 13,392.26 and 4,777.89

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Solution

The fourth proportional to 8,937.29, 13,392.26 and 4,777.89 is: 7,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.29 : 13,392.26 = 4,777.89 : x
  2. Step 2: Convert to fraction form
    8,937.29/13,392.26 = 4,777.89/x
  3. Step 3: Cross multiply
    8,937.29x = 13,392.26 × 4,777.89
  4. Step 4: Simplify right side
    8,937.29x = 63,986,757.08
  5. Step 5: Solve for x
    x = 63,986,757.08/8,937.29
  6. Step 6: Final answer
    x = 7,159.52

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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.