Home / 5,988.28-8,981.73-1,605.39

Finding the Fourth Proportional to 5,988.28, 8,981.73 and 1,605.39

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Solution

The fourth proportional to 5,988.28, 8,981.73 and 1,605.39 is: 2,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,988.28 : 8,981.73 = 1,605.39 : x
  2. Step 2: Convert to fraction form
    5,988.28/8,981.73 = 1,605.39/x
  3. Step 3: Cross multiply
    5,988.28x = 8,981.73 × 1,605.39
  4. Step 4: Simplify right side
    5,988.28x = 14,419,175.51
  5. Step 5: Solve for x
    x = 14,419,175.51/5,988.28
  6. Step 6: Final answer
    x = 2,407.90

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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.