Home / 1,454.60-2,007.32-1,013.36

Finding the Fourth Proportional to 1,454.60, 2,007.32 and 1,013.36

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Solution

The fourth proportional to 1,454.60, 2,007.32 and 1,013.36 is: 1,398.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.60 : 2,007.32 = 1,013.36 : x
  2. Step 2: Convert to fraction form
    1,454.60/2,007.32 = 1,013.36/x
  3. Step 3: Cross multiply
    1,454.60x = 2,007.32 × 1,013.36
  4. Step 4: Simplify right side
    1,454.60x = 2,034,137.80
  5. Step 5: Solve for x
    x = 2,034,137.80/1,454.60
  6. Step 6: Final answer
    x = 1,398.42

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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.