Home / 3,562.79-5,344.38-1,615.14

Finding the Fourth Proportional to 3,562.79, 5,344.38 and 1,615.14

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Solution

The fourth proportional to 3,562.79, 5,344.38 and 1,615.14 is: 2,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.79 : 5,344.38 = 1,615.14 : x
  2. Step 2: Convert to fraction form
    3,562.79/5,344.38 = 1,615.14/x
  3. Step 3: Cross multiply
    3,562.79x = 5,344.38 × 1,615.14
  4. Step 4: Simplify right side
    3,562.79x = 8,631,921.91
  5. Step 5: Solve for x
    x = 8,631,921.91/3,562.79
  6. Step 6: Final answer
    x = 2,422.80

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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.