Home / 4,272.42-5,896.08-2,479.76

Finding the Fourth Proportional to 4,272.42, 5,896.08 and 2,479.76

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Solution

The fourth proportional to 4,272.42, 5,896.08 and 2,479.76 is: 3,422.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.42 : 5,896.08 = 2,479.76 : x
  2. Step 2: Convert to fraction form
    4,272.42/5,896.08 = 2,479.76/x
  3. Step 3: Cross multiply
    4,272.42x = 5,896.08 × 2,479.76
  4. Step 4: Simplify right side
    4,272.42x = 14,620,863.34
  5. Step 5: Solve for x
    x = 14,620,863.34/4,272.42
  6. Step 6: Final answer
    x = 3,422.15

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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.