Home / 4,248.12-5,863.40-2,831.83

Finding the Fourth Proportional to 4,248.12, 5,863.40 and 2,831.83

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Solution

The fourth proportional to 4,248.12, 5,863.40 and 2,831.83 is: 3,908.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.12 : 5,863.40 = 2,831.83 : x
  2. Step 2: Convert to fraction form
    4,248.12/5,863.40 = 2,831.83/x
  3. Step 3: Cross multiply
    4,248.12x = 5,863.40 × 2,831.83
  4. Step 4: Simplify right side
    4,248.12x = 16,604,152.02
  5. Step 5: Solve for x
    x = 16,604,152.02/4,248.12
  6. Step 6: Final answer
    x = 3,908.59

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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.