Home / 2,695.86-4,043.97-1,539.18

Finding the Fourth Proportional to 2,695.86, 4,043.97 and 1,539.18

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Solution

The fourth proportional to 2,695.86, 4,043.97 and 1,539.18 is: 2,308.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.86 : 4,043.97 = 1,539.18 : x
  2. Step 2: Convert to fraction form
    2,695.86/4,043.97 = 1,539.18/x
  3. Step 3: Cross multiply
    2,695.86x = 4,043.97 × 1,539.18
  4. Step 4: Simplify right side
    2,695.86x = 6,224,397.74
  5. Step 5: Solve for x
    x = 6,224,397.74/2,695.86
  6. Step 6: Final answer
    x = 2,308.87

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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.