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Finding the Fourth Proportional to 4,612.68, 6,922.71 and 2,392.15

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Solution

The fourth proportional to 4,612.68, 6,922.71 and 2,392.15 is: 3,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.68 : 6,922.71 = 2,392.15 : x
  2. Step 2: Convert to fraction form
    4,612.68/6,922.71 = 2,392.15/x
  3. Step 3: Cross multiply
    4,612.68x = 6,922.71 × 2,392.15
  4. Step 4: Simplify right side
    4,612.68x = 16,560,114.15
  5. Step 5: Solve for x
    x = 16,560,114.15/4,612.68
  6. Step 6: Final answer
    x = 3,590.13

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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.