Home / 11,285.53-16,932.35-5,045.02

Finding the Fourth Proportional to 11,285.53, 16,932.35 and 5,045.02

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Solution

The fourth proportional to 11,285.53, 16,932.35 and 5,045.02 is: 7,569.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.53 : 16,932.35 = 5,045.02 : x
  2. Step 2: Convert to fraction form
    11,285.53/16,932.35 = 5,045.02/x
  3. Step 3: Cross multiply
    11,285.53x = 16,932.35 × 5,045.02
  4. Step 4: Simplify right side
    11,285.53x = 85,424,044.40
  5. Step 5: Solve for x
    x = 85,424,044.40/11,285.53
  6. Step 6: Final answer
    x = 7,569.34

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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.