Home / 1,847.44-2,548.56-1,139.50

Finding the Fourth Proportional to 1,847.44, 2,548.56 and 1,139.50

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Solution

The fourth proportional to 1,847.44, 2,548.56 and 1,139.50 is: 1,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.44 : 2,548.56 = 1,139.50 : x
  2. Step 2: Convert to fraction form
    1,847.44/2,548.56 = 1,139.50/x
  3. Step 3: Cross multiply
    1,847.44x = 2,548.56 × 1,139.50
  4. Step 4: Simplify right side
    1,847.44x = 2,904,084.12
  5. Step 5: Solve for x
    x = 2,904,084.12/1,847.44
  6. Step 6: Final answer
    x = 1,571.95

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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.