Home / 5,040.12-7,560.17-1,342.35

Finding the Fourth Proportional to 5,040.12, 7,560.17 and 1,342.35

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Solution

The fourth proportional to 5,040.12, 7,560.17 and 1,342.35 is: 2,013.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.12 : 7,560.17 = 1,342.35 : x
  2. Step 2: Convert to fraction form
    5,040.12/7,560.17 = 1,342.35/x
  3. Step 3: Cross multiply
    5,040.12x = 7,560.17 × 1,342.35
  4. Step 4: Simplify right side
    5,040.12x = 10,148,394.20
  5. Step 5: Solve for x
    x = 10,148,394.20/5,040.12
  6. Step 6: Final answer
    x = 2,013.52

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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.