Home / 1,334.86-2,002.10-966.43

Finding the Fourth Proportional to 1,334.86, 2,002.10 and 966.43

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Solution

The fourth proportional to 1,334.86, 2,002.10 and 966.43 is: 1,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334.86 : 2,002.10 = 966.43 : x
  2. Step 2: Convert to fraction form
    1,334.86/2,002.10 = 966.43/x
  3. Step 3: Cross multiply
    1,334.86x = 2,002.10 × 966.43
  4. Step 4: Simplify right side
    1,334.86x = 1,934,889.50
  5. Step 5: Solve for x
    x = 1,934,889.50/1,334.86
  6. Step 6: Final answer
    x = 1,449.51

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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.