Home / 10,927.59-16,392.33-4,687.89

Finding the Fourth Proportional to 10,927.59, 16,392.33 and 4,687.89

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Solution

The fourth proportional to 10,927.59, 16,392.33 and 4,687.89 is: 7,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.59 : 16,392.33 = 4,687.89 : x
  2. Step 2: Convert to fraction form
    10,927.59/16,392.33 = 4,687.89/x
  3. Step 3: Cross multiply
    10,927.59x = 16,392.33 × 4,687.89
  4. Step 4: Simplify right side
    10,927.59x = 76,845,439.88
  5. Step 5: Solve for x
    x = 76,845,439.88/10,927.59
  6. Step 6: Final answer
    x = 7,032.24

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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.