Home / 4,689.38-7,032.01-2,224.90

Finding the Fourth Proportional to 4,689.38, 7,032.01 and 2,224.90

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Solution

The fourth proportional to 4,689.38, 7,032.01 and 2,224.90 is: 3,336.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.38 : 7,032.01 = 2,224.90 : x
  2. Step 2: Convert to fraction form
    4,689.38/7,032.01 = 2,224.90/x
  3. Step 3: Cross multiply
    4,689.38x = 7,032.01 × 2,224.90
  4. Step 4: Simplify right side
    4,689.38x = 15,645,515.82
  5. Step 5: Solve for x
    x = 15,645,515.82/4,689.38
  6. Step 6: Final answer
    x = 3,336.37

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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.