Home / 3,614.12-5,421.18-2,257.32

Finding the Fourth Proportional to 3,614.12, 5,421.18 and 2,257.32

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Solution

The fourth proportional to 3,614.12, 5,421.18 and 2,257.32 is: 3,385.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.12 : 5,421.18 = 2,257.32 : x
  2. Step 2: Convert to fraction form
    3,614.12/5,421.18 = 2,257.32/x
  3. Step 3: Cross multiply
    3,614.12x = 5,421.18 × 2,257.32
  4. Step 4: Simplify right side
    3,614.12x = 12,237,338.04
  5. Step 5: Solve for x
    x = 12,237,338.04/3,614.12
  6. Step 6: Final answer
    x = 3,385.98

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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.