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Finding the Fourth Proportional to 4,812.38, 6,641.10 and 2,604.38

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Solution

The fourth proportional to 4,812.38, 6,641.10 and 2,604.38 is: 3,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.38 : 6,641.10 = 2,604.38 : x
  2. Step 2: Convert to fraction form
    4,812.38/6,641.10 = 2,604.38/x
  3. Step 3: Cross multiply
    4,812.38x = 6,641.10 × 2,604.38
  4. Step 4: Simplify right side
    4,812.38x = 17,295,948.02
  5. Step 5: Solve for x
    x = 17,295,948.02/4,812.38
  6. Step 6: Final answer
    x = 3,594.05

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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.