Home / 4,781.25-7,170.51-2,008.55

Finding the Fourth Proportional to 4,781.25, 7,170.51 and 2,008.55

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Solution

The fourth proportional to 4,781.25, 7,170.51 and 2,008.55 is: 3,012.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.25 : 7,170.51 = 2,008.55 : x
  2. Step 2: Convert to fraction form
    4,781.25/7,170.51 = 2,008.55/x
  3. Step 3: Cross multiply
    4,781.25x = 7,170.51 × 2,008.55
  4. Step 4: Simplify right side
    4,781.25x = 14,402,292.01
  5. Step 5: Solve for x
    x = 14,402,292.01/4,781.25
  6. Step 6: Final answer
    x = 3,012.24

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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.