Home / 1,551.59-2,327.40-397.34

Finding the Fourth Proportional to 1,551.59, 2,327.40 and 397.34

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Solution

The fourth proportional to 1,551.59, 2,327.40 and 397.34 is: 596.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.59 : 2,327.40 = 397.34 : x
  2. Step 2: Convert to fraction form
    1,551.59/2,327.40 = 397.34/x
  3. Step 3: Cross multiply
    1,551.59x = 2,327.40 × 397.34
  4. Step 4: Simplify right side
    1,551.59x = 924,757.48
  5. Step 5: Solve for x
    x = 924,757.48/1,551.59
  6. Step 6: Final answer
    x = 596.01

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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.