Home / 4,680.28-6,458.88-2,555.92

Finding the Fourth Proportional to 4,680.28, 6,458.88 and 2,555.92

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Solution

The fourth proportional to 4,680.28, 6,458.88 and 2,555.92 is: 3,527.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.28 : 6,458.88 = 2,555.92 : x
  2. Step 2: Convert to fraction form
    4,680.28/6,458.88 = 2,555.92/x
  3. Step 3: Cross multiply
    4,680.28x = 6,458.88 × 2,555.92
  4. Step 4: Simplify right side
    4,680.28x = 16,508,380.57
  5. Step 5: Solve for x
    x = 16,508,380.57/4,680.28
  6. Step 6: Final answer
    x = 3,527.22

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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.