Home / 1,763.20-2,641.52-1,030.64

Finding the Fourth Proportional to 1,763.20, 2,641.52 and 1,030.64

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Solution

The fourth proportional to 1,763.20, 2,641.52 and 1,030.64 is: 1,544.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.20 : 2,641.52 = 1,030.64 : x
  2. Step 2: Convert to fraction form
    1,763.20/2,641.52 = 1,030.64/x
  3. Step 3: Cross multiply
    1,763.20x = 2,641.52 × 1,030.64
  4. Step 4: Simplify right side
    1,763.20x = 2,722,456.17
  5. Step 5: Solve for x
    x = 2,722,456.17/1,763.20
  6. Step 6: Final answer
    x = 1,544.04

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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.