Home / 3,753.32-5,629.98-1,156.20

Finding the Fourth Proportional to 3,753.32, 5,629.98 and 1,156.20

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Solution

The fourth proportional to 3,753.32, 5,629.98 and 1,156.20 is: 1,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.32 : 5,629.98 = 1,156.20 : x
  2. Step 2: Convert to fraction form
    3,753.32/5,629.98 = 1,156.20/x
  3. Step 3: Cross multiply
    3,753.32x = 5,629.98 × 1,156.20
  4. Step 4: Simplify right side
    3,753.32x = 6,509,382.88
  5. Step 5: Solve for x
    x = 6,509,382.88/3,753.32
  6. Step 6: Final answer
    x = 1,734.30

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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.