Home / 3,013.80-4,520.70-2,495.40

Finding the Fourth Proportional to 3,013.80, 4,520.70 and 2,495.40

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Solution

The fourth proportional to 3,013.80, 4,520.70 and 2,495.40 is: 3,743.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.80 : 4,520.70 = 2,495.40 : x
  2. Step 2: Convert to fraction form
    3,013.80/4,520.70 = 2,495.40/x
  3. Step 3: Cross multiply
    3,013.80x = 4,520.70 × 2,495.40
  4. Step 4: Simplify right side
    3,013.80x = 11,280,954.78
  5. Step 5: Solve for x
    x = 11,280,954.78/3,013.80
  6. Step 6: Final answer
    x = 3,743.10

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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.