Home / 4,284.23-5,912.28-2,515.86

Finding the Fourth Proportional to 4,284.23, 5,912.28 and 2,515.86

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Solution

The fourth proportional to 4,284.23, 5,912.28 and 2,515.86 is: 3,471.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.23 : 5,912.28 = 2,515.86 : x
  2. Step 2: Convert to fraction form
    4,284.23/5,912.28 = 2,515.86/x
  3. Step 3: Cross multiply
    4,284.23x = 5,912.28 × 2,515.86
  4. Step 4: Simplify right side
    4,284.23x = 14,874,468.76
  5. Step 5: Solve for x
    x = 14,874,468.76/4,284.23
  6. Step 6: Final answer
    x = 3,471.92

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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.