Home / 3,247.14-4,482.72-2,190.44

Finding the Fourth Proportional to 3,247.14, 4,482.72 and 2,190.44

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Solution

The fourth proportional to 3,247.14, 4,482.72 and 2,190.44 is: 3,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.14 : 4,482.72 = 2,190.44 : x
  2. Step 2: Convert to fraction form
    3,247.14/4,482.72 = 2,190.44/x
  3. Step 3: Cross multiply
    3,247.14x = 4,482.72 × 2,190.44
  4. Step 4: Simplify right side
    3,247.14x = 9,819,129.20
  5. Step 5: Solve for x
    x = 9,819,129.20/3,247.14
  6. Step 6: Final answer
    x = 3,023.93

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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.