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Finding the Fourth Proportional to 1,044.65, 1,557.75 and 1,035.27

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Solution

The fourth proportional to 1,044.65, 1,557.75 and 1,035.27 is: 1,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044.65 : 1,557.75 = 1,035.27 : x
  2. Step 2: Convert to fraction form
    1,044.65/1,557.75 = 1,035.27/x
  3. Step 3: Cross multiply
    1,044.65x = 1,557.75 × 1,035.27
  4. Step 4: Simplify right side
    1,044.65x = 1,612,695.74
  5. Step 5: Solve for x
    x = 1,612,695.74/1,044.65
  6. Step 6: Final answer
    x = 1,543.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.