Home / 4,831.20-7,246.80-2,054.88

Finding the Fourth Proportional to 4,831.20, 7,246.80 and 2,054.88

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Solution

The fourth proportional to 4,831.20, 7,246.80 and 2,054.88 is: 3,082.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.20 : 7,246.80 = 2,054.88 : x
  2. Step 2: Convert to fraction form
    4,831.20/7,246.80 = 2,054.88/x
  3. Step 3: Cross multiply
    4,831.20x = 7,246.80 × 2,054.88
  4. Step 4: Simplify right side
    4,831.20x = 14,891,304.38
  5. Step 5: Solve for x
    x = 14,891,304.38/4,831.20
  6. Step 6: Final answer
    x = 3,082.32

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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.