Home / 5,092.32-7,638.60-2,754.12

Finding the Fourth Proportional to 5,092.32, 7,638.60 and 2,754.12

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Solution

The fourth proportional to 5,092.32, 7,638.60 and 2,754.12 is: 4,131.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.32 : 7,638.60 = 2,754.12 : x
  2. Step 2: Convert to fraction form
    5,092.32/7,638.60 = 2,754.12/x
  3. Step 3: Cross multiply
    5,092.32x = 7,638.60 × 2,754.12
  4. Step 4: Simplify right side
    5,092.32x = 21,037,621.03
  5. Step 5: Solve for x
    x = 21,037,621.03/5,092.32
  6. Step 6: Final answer
    x = 4,131.24

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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.