Home / 3,708.18-5,556.20-2,665.71

Finding the Fourth Proportional to 3,708.18, 5,556.20 and 2,665.71

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Solution

The fourth proportional to 3,708.18, 5,556.20 and 2,665.71 is: 3,994.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.18 : 5,556.20 = 2,665.71 : x
  2. Step 2: Convert to fraction form
    3,708.18/5,556.20 = 2,665.71/x
  3. Step 3: Cross multiply
    3,708.18x = 5,556.20 × 2,665.71
  4. Step 4: Simplify right side
    3,708.18x = 14,811,204.57
  5. Step 5: Solve for x
    x = 14,811,204.57/3,708.18
  6. Step 6: Final answer
    x = 3,994.20

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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.