Home / 5,540.81-8,312.22-3,346.92

Finding the Fourth Proportional to 5,540.81, 8,312.22 and 3,346.92

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Solution

The fourth proportional to 5,540.81, 8,312.22 and 3,346.92 is: 5,020.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.81 : 8,312.22 = 3,346.92 : x
  2. Step 2: Convert to fraction form
    5,540.81/8,312.22 = 3,346.92/x
  3. Step 3: Cross multiply
    5,540.81x = 8,312.22 × 3,346.92
  4. Step 4: Simplify right side
    5,540.81x = 27,820,335.36
  5. Step 5: Solve for x
    x = 27,820,335.36/5,540.81
  6. Step 6: Final answer
    x = 5,020.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.