Home / 5,042.80-7,564.08-1,344.88

Finding the Fourth Proportional to 5,042.80, 7,564.08 and 1,344.88

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Solution

The fourth proportional to 5,042.80, 7,564.08 and 1,344.88 is: 2,017.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.80 : 7,564.08 = 1,344.88 : x
  2. Step 2: Convert to fraction form
    5,042.80/7,564.08 = 1,344.88/x
  3. Step 3: Cross multiply
    5,042.80x = 7,564.08 × 1,344.88
  4. Step 4: Simplify right side
    5,042.80x = 10,172,779.91
  5. Step 5: Solve for x
    x = 10,172,779.91/5,042.80
  6. Step 6: Final answer
    x = 2,017.29

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1.5x scale

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.