Home / 2,677.48-3,695.44-1,615.42

Finding the Fourth Proportional to 2,677.48, 3,695.44 and 1,615.42

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Solution

The fourth proportional to 2,677.48, 3,695.44 and 1,615.42 is: 2,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.48 : 3,695.44 = 1,615.42 : x
  2. Step 2: Convert to fraction form
    2,677.48/3,695.44 = 1,615.42/x
  3. Step 3: Cross multiply
    2,677.48x = 3,695.44 × 1,615.42
  4. Step 4: Simplify right side
    2,677.48x = 5,969,684.31
  5. Step 5: Solve for x
    x = 5,969,684.31/2,677.48
  6. Step 6: Final answer
    x = 2,229.59

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1.5x scale

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.