Home / 4,381.10-6,555.65-3,229.10

Finding the Fourth Proportional to 4,381.10, 6,555.65 and 3,229.10

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Solution

The fourth proportional to 4,381.10, 6,555.65 and 3,229.10 is: 4,831.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,381.10 : 6,555.65 = 3,229.10 : x
  2. Step 2: Convert to fraction form
    4,381.10/6,555.65 = 3,229.10/x
  3. Step 3: Cross multiply
    4,381.10x = 6,555.65 × 3,229.10
  4. Step 4: Simplify right side
    4,381.10x = 21,168,849.42
  5. Step 5: Solve for x
    x = 21,168,849.42/4,381.10
  6. Step 6: Final answer
    x = 4,831.86

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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.