Home / 1,791.48-2,472.18-1,045.46

Finding the Fourth Proportional to 1,791.48, 2,472.18 and 1,045.46

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Solution

The fourth proportional to 1,791.48, 2,472.18 and 1,045.46 is: 1,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791.48 : 2,472.18 = 1,045.46 : x
  2. Step 2: Convert to fraction form
    1,791.48/2,472.18 = 1,045.46/x
  3. Step 3: Cross multiply
    1,791.48x = 2,472.18 × 1,045.46
  4. Step 4: Simplify right side
    1,791.48x = 2,584,565.30
  5. Step 5: Solve for x
    x = 2,584,565.30/1,791.48
  6. Step 6: Final answer
    x = 1,442.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.