Home / 3,247.96-4,482.11-1,831.65

Finding the Fourth Proportional to 3,247.96, 4,482.11 and 1,831.65

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Solution

The fourth proportional to 3,247.96, 4,482.11 and 1,831.65 is: 2,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.96 : 4,482.11 = 1,831.65 : x
  2. Step 2: Convert to fraction form
    3,247.96/4,482.11 = 1,831.65/x
  3. Step 3: Cross multiply
    3,247.96x = 4,482.11 × 1,831.65
  4. Step 4: Simplify right side
    3,247.96x = 8,209,656.78
  5. Step 5: Solve for x
    x = 8,209,656.78/3,247.96
  6. Step 6: Final answer
    x = 2,527.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.