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Finding the Fourth Proportional to 2,440.47, 3,660.72 and 591.59

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Solution

The fourth proportional to 2,440.47, 3,660.72 and 591.59 is: 887.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.47 : 3,660.72 = 591.59 : x
  2. Step 2: Convert to fraction form
    2,440.47/3,660.72 = 591.59/x
  3. Step 3: Cross multiply
    2,440.47x = 3,660.72 × 591.59
  4. Step 4: Simplify right side
    2,440.47x = 2,165,652.28
  5. Step 5: Solve for x
    x = 2,165,652.28/2,440.47
  6. Step 6: Final answer
    x = 887.39

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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.