Home / 5,872.52-8,104.01-3,219.92

Finding the Fourth Proportional to 5,872.52, 8,104.01 and 3,219.92

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Solution

The fourth proportional to 5,872.52, 8,104.01 and 3,219.92 is: 4,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.52 : 8,104.01 = 3,219.92 : x
  2. Step 2: Convert to fraction form
    5,872.52/8,104.01 = 3,219.92/x
  3. Step 3: Cross multiply
    5,872.52x = 8,104.01 × 3,219.92
  4. Step 4: Simplify right side
    5,872.52x = 26,094,207.26
  5. Step 5: Solve for x
    x = 26,094,207.26/5,872.52
  6. Step 6: Final answer
    x = 4,443.45

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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.