Home / 5,352.60-8,031.42-2,066.88

Finding the Fourth Proportional to 5,352.60, 8,031.42 and 2,066.88

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Solution

The fourth proportional to 5,352.60, 8,031.42 and 2,066.88 is: 3,101.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.60 : 8,031.42 = 2,066.88 : x
  2. Step 2: Convert to fraction form
    5,352.60/8,031.42 = 2,066.88/x
  3. Step 3: Cross multiply
    5,352.60x = 8,031.42 × 2,066.88
  4. Step 4: Simplify right side
    5,352.60x = 16,599,981.37
  5. Step 5: Solve for x
    x = 16,599,981.37/5,352.60
  6. Step 6: Final answer
    x = 3,101.29

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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.