Home / 5,761.81-8,643.57-2,474.92

Finding the Fourth Proportional to 5,761.81, 8,643.57 and 2,474.92

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Solution

The fourth proportional to 5,761.81, 8,643.57 and 2,474.92 is: 3,712.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.81 : 8,643.57 = 2,474.92 : x
  2. Step 2: Convert to fraction form
    5,761.81/8,643.57 = 2,474.92/x
  3. Step 3: Cross multiply
    5,761.81x = 8,643.57 × 2,474.92
  4. Step 4: Simplify right side
    5,761.81x = 21,392,144.26
  5. Step 5: Solve for x
    x = 21,392,144.26/5,761.81
  6. Step 6: Final answer
    x = 3,712.75

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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.