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Finding the Fourth Proportional to 1,349.42, 2,024.14 and 375.72

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Solution

The fourth proportional to 1,349.42, 2,024.14 and 375.72 is: 563.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.42 : 2,024.14 = 375.72 : x
  2. Step 2: Convert to fraction form
    1,349.42/2,024.14 = 375.72/x
  3. Step 3: Cross multiply
    1,349.42x = 2,024.14 × 375.72
  4. Step 4: Simplify right side
    1,349.42x = 760,509.88
  5. Step 5: Solve for x
    x = 760,509.88/1,349.42
  6. Step 6: Final answer
    x = 563.58

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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.