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Finding the Fourth Proportional to 3,013.10, 4,224.10 and 3,013.10

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Solution

The fourth proportional to 3,013.10, 4,224.10 and 3,013.10 is: 4,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.10 : 4,224.10 = 3,013.10 : x
  2. Step 2: Convert to fraction form
    3,013.10/4,224.10 = 3,013.10/x
  3. Step 3: Cross multiply
    3,013.10x = 4,224.10 × 3,013.10
  4. Step 4: Simplify right side
    3,013.10x = 12,727,635.71
  5. Step 5: Solve for x
    x = 12,727,635.71/3,013.10
  6. Step 6: Final answer
    x = 4,224.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.