Home / 3,500.32-5,250.40-2,199.04

Finding the Fourth Proportional to 3,500.32, 5,250.40 and 2,199.04

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Solution

The fourth proportional to 3,500.32, 5,250.40 and 2,199.04 is: 3,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.32 : 5,250.40 = 2,199.04 : x
  2. Step 2: Convert to fraction form
    3,500.32/5,250.40 = 2,199.04/x
  3. Step 3: Cross multiply
    3,500.32x = 5,250.40 × 2,199.04
  4. Step 4: Simplify right side
    3,500.32x = 11,545,839.62
  5. Step 5: Solve for x
    x = 11,545,839.62/3,500.32
  6. Step 6: Final answer
    x = 3,298.51

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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.