Home / 3,609.28-4,977.96-2,350.72

Finding the Fourth Proportional to 3,609.28, 4,977.96 and 2,350.72

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Solution

The fourth proportional to 3,609.28, 4,977.96 and 2,350.72 is: 3,242.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.28 : 4,977.96 = 2,350.72 : x
  2. Step 2: Convert to fraction form
    3,609.28/4,977.96 = 2,350.72/x
  3. Step 3: Cross multiply
    3,609.28x = 4,977.96 × 2,350.72
  4. Step 4: Simplify right side
    3,609.28x = 11,701,790.13
  5. Step 5: Solve for x
    x = 11,701,790.13/3,609.28
  6. Step 6: Final answer
    x = 3,242.14

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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.