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Finding the Fourth Proportional to 4,602.47, 6,899.72 and 2,136.02

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Solution

The fourth proportional to 4,602.47, 6,899.72 and 2,136.02 is: 3,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,602.47 : 6,899.72 = 2,136.02 : x
  2. Step 2: Convert to fraction form
    4,602.47/6,899.72 = 2,136.02/x
  3. Step 3: Cross multiply
    4,602.47x = 6,899.72 × 2,136.02
  4. Step 4: Simplify right side
    4,602.47x = 14,737,894.74
  5. Step 5: Solve for x
    x = 14,737,894.74/4,602.47
  6. Step 6: Final answer
    x = 3,202.17

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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.