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Finding the Fourth Proportional to 2,325.02, 3,487.98 and 681.59

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Solution

The fourth proportional to 2,325.02, 3,487.98 and 681.59 is: 1,022.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.02 : 3,487.98 = 681.59 : x
  2. Step 2: Convert to fraction form
    2,325.02/3,487.98 = 681.59/x
  3. Step 3: Cross multiply
    2,325.02x = 3,487.98 × 681.59
  4. Step 4: Simplify right side
    2,325.02x = 2,377,372.29
  5. Step 5: Solve for x
    x = 2,377,372.29/2,325.02
  6. Step 6: Final answer
    x = 1,022.52

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1.5x scale

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.