Home / 3,248.15-4,482.18-1,831.76

Finding the Fourth Proportional to 3,248.15, 4,482.18 and 1,831.76

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Solution

The fourth proportional to 3,248.15, 4,482.18 and 1,831.76 is: 2,527.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.15 : 4,482.18 = 1,831.76 : x
  2. Step 2: Convert to fraction form
    3,248.15/4,482.18 = 1,831.76/x
  3. Step 3: Cross multiply
    3,248.15x = 4,482.18 × 1,831.76
  4. Step 4: Simplify right side
    3,248.15x = 8,210,278.04
  5. Step 5: Solve for x
    x = 8,210,278.04/3,248.15
  6. Step 6: Final answer
    x = 2,527.68

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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.