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Finding the Fourth Proportional to 2,024.40, 2,812.86 and 2,024.40

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Solution

The fourth proportional to 2,024.40, 2,812.86 and 2,024.40 is: 2,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,024.40 : 2,812.86 = 2,024.40 : x
  2. Step 2: Convert to fraction form
    2,024.40/2,812.86 = 2,024.40/x
  3. Step 3: Cross multiply
    2,024.40x = 2,812.86 × 2,024.40
  4. Step 4: Simplify right side
    2,024.40x = 5,694,353.78
  5. Step 5: Solve for x
    x = 5,694,353.78/2,024.40
  6. Step 6: Final answer
    x = 2,812.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.