Home / 4,728.20-6,522.42-2,864.84

Finding the Fourth Proportional to 4,728.20, 6,522.42 and 2,864.84

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Solution

The fourth proportional to 4,728.20, 6,522.42 and 2,864.84 is: 3,951.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.20 : 6,522.42 = 2,864.84 : x
  2. Step 2: Convert to fraction form
    4,728.20/6,522.42 = 2,864.84/x
  3. Step 3: Cross multiply
    4,728.20x = 6,522.42 × 2,864.84
  4. Step 4: Simplify right side
    4,728.20x = 18,685,689.71
  5. Step 5: Solve for x
    x = 18,685,689.71/4,728.20
  6. Step 6: Final answer
    x = 3,951.97

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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.