Home / 1,731.43-2,597.13-561.53

Finding the Fourth Proportional to 1,731.43, 2,597.13 and 561.53

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Solution

The fourth proportional to 1,731.43, 2,597.13 and 561.53 is: 842.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.43 : 2,597.13 = 561.53 : x
  2. Step 2: Convert to fraction form
    1,731.43/2,597.13 = 561.53/x
  3. Step 3: Cross multiply
    1,731.43x = 2,597.13 × 561.53
  4. Step 4: Simplify right side
    1,731.43x = 1,458,366.41
  5. Step 5: Solve for x
    x = 1,458,366.41/1,731.43
  6. Step 6: Final answer
    x = 842.29

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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.