Home / 1,847.44-2,548.92-1,139.55

Finding the Fourth Proportional to 1,847.44, 2,548.92 and 1,139.55

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Solution

The fourth proportional to 1,847.44, 2,548.92 and 1,139.55 is: 1,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.44 : 2,548.92 = 1,139.55 : x
  2. Step 2: Convert to fraction form
    1,847.44/2,548.92 = 1,139.55/x
  3. Step 3: Cross multiply
    1,847.44x = 2,548.92 × 1,139.55
  4. Step 4: Simplify right side
    1,847.44x = 2,904,621.79
  5. Step 5: Solve for x
    x = 2,904,621.79/1,847.44
  6. Step 6: Final answer
    x = 1,572.24

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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.