Home / 4,320.72-5,961.62-2,551.38

Finding the Fourth Proportional to 4,320.72, 5,961.62 and 2,551.38

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Solution

The fourth proportional to 4,320.72, 5,961.62 and 2,551.38 is: 3,520.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.72 : 5,961.62 = 2,551.38 : x
  2. Step 2: Convert to fraction form
    4,320.72/5,961.62 = 2,551.38/x
  3. Step 3: Cross multiply
    4,320.72x = 5,961.62 × 2,551.38
  4. Step 4: Simplify right side
    4,320.72x = 15,210,358.04
  5. Step 5: Solve for x
    x = 15,210,358.04/4,320.72
  6. Step 6: Final answer
    x = 3,520.33

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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.