Home / 4,781.98-7,160-2,468.62

Finding the Fourth Proportional to 4,781.98, 7,160 and 2,468.62

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Solution

The fourth proportional to 4,781.98, 7,160 and 2,468.62 is: 3,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.98 : 7,160 = 2,468.62 : x
  2. Step 2: Convert to fraction form
    4,781.98/7,160 = 2,468.62/x
  3. Step 3: Cross multiply
    4,781.98x = 7,160 × 2,468.62
  4. Step 4: Simplify right side
    4,781.98x = 17,675,319.20
  5. Step 5: Solve for x
    x = 17,675,319.20/4,781.98
  6. Step 6: Final answer
    x = 3,696.23

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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.