Home / 1,551.52-2,325.82-673.46

Finding the Fourth Proportional to 1,551.52, 2,325.82 and 673.46

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Solution

The fourth proportional to 1,551.52, 2,325.82 and 673.46 is: 1,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551.52 : 2,325.82 = 673.46 : x
  2. Step 2: Convert to fraction form
    1,551.52/2,325.82 = 673.46/x
  3. Step 3: Cross multiply
    1,551.52x = 2,325.82 × 673.46
  4. Step 4: Simplify right side
    1,551.52x = 1,566,346.74
  5. Step 5: Solve for x
    x = 1,566,346.74/1,551.52
  6. Step 6: Final answer
    x = 1,009.56

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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.