Home / 4,781.61-7,159.11-3,608.07

Finding the Fourth Proportional to 4,781.61, 7,159.11 and 3,608.07

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Solution

The fourth proportional to 4,781.61, 7,159.11 and 3,608.07 is: 5,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.61 : 7,159.11 = 3,608.07 : x
  2. Step 2: Convert to fraction form
    4,781.61/7,159.11 = 3,608.07/x
  3. Step 3: Cross multiply
    4,781.61x = 7,159.11 × 3,608.07
  4. Step 4: Simplify right side
    4,781.61x = 25,830,570.02
  5. Step 5: Solve for x
    x = 25,830,570.02/4,781.61
  6. Step 6: Final answer
    x = 5,402.07

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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.