Home / 4,000.04-5,521.26-2,321.86

Finding the Fourth Proportional to 4,000.04, 5,521.26 and 2,321.86

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Solution

The fourth proportional to 4,000.04, 5,521.26 and 2,321.86 is: 3,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.04 : 5,521.26 = 2,321.86 : x
  2. Step 2: Convert to fraction form
    4,000.04/5,521.26 = 2,321.86/x
  3. Step 3: Cross multiply
    4,000.04x = 5,521.26 × 2,321.86
  4. Step 4: Simplify right side
    4,000.04x = 12,819,592.74
  5. Step 5: Solve for x
    x = 12,819,592.74/4,000.04
  6. Step 6: Final answer
    x = 3,204.87

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Half scale
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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.