Home / 1,046.23-1,442.26-673.13

Finding the Fourth Proportional to 1,046.23, 1,442.26 and 673.13

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Solution

The fourth proportional to 1,046.23, 1,442.26 and 673.13 is: 927.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.23 : 1,442.26 = 673.13 : x
  2. Step 2: Convert to fraction form
    1,046.23/1,442.26 = 673.13/x
  3. Step 3: Cross multiply
    1,046.23x = 1,442.26 × 673.13
  4. Step 4: Simplify right side
    1,046.23x = 970,828.47
  5. Step 5: Solve for x
    x = 970,828.47/1,046.23
  6. Step 6: Final answer
    x = 927.93

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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.