Home / 5,064.57-6,982.20-3,489.93

Finding the Fourth Proportional to 5,064.57, 6,982.20 and 3,489.93

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Solution

The fourth proportional to 5,064.57, 6,982.20 and 3,489.93 is: 4,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.57 : 6,982.20 = 3,489.93 : x
  2. Step 2: Convert to fraction form
    5,064.57/6,982.20 = 3,489.93/x
  3. Step 3: Cross multiply
    5,064.57x = 6,982.20 × 3,489.93
  4. Step 4: Simplify right side
    5,064.57x = 24,367,389.25
  5. Step 5: Solve for x
    x = 24,367,389.25/5,064.57
  6. Step 6: Final answer
    x = 4,811.34

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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.