Home / 7,136.82-10,702.53-4,938.93

Finding the Fourth Proportional to 7,136.82, 10,702.53 and 4,938.93

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Solution

The fourth proportional to 7,136.82, 10,702.53 and 4,938.93 is: 7,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.82 : 10,702.53 = 4,938.93 : x
  2. Step 2: Convert to fraction form
    7,136.82/10,702.53 = 4,938.93/x
  3. Step 3: Cross multiply
    7,136.82x = 10,702.53 × 4,938.93
  4. Step 4: Simplify right side
    7,136.82x = 52,859,046.49
  5. Step 5: Solve for x
    x = 52,859,046.49/7,136.82
  6. Step 6: Final answer
    x = 7,406.53

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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.