Home / 5,136.89-7,702.11-2,360.00

Finding the Fourth Proportional to 5,136.89, 7,702.11 and 2,360.00

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Solution

The fourth proportional to 5,136.89, 7,702.11 and 2,360.00 is: 3,538.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.89 : 7,702.11 = 2,360.00 : x
  2. Step 2: Convert to fraction form
    5,136.89/7,702.11 = 2,360.00/x
  3. Step 3: Cross multiply
    5,136.89x = 7,702.11 × 2,360.00
  4. Step 4: Simplify right side
    5,136.89x = 18,176,998.86
  5. Step 5: Solve for x
    x = 18,176,998.86/5,136.89
  6. Step 6: Final answer
    x = 3,538.53

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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.