Home / 3,013.32-4,155.66-2,488.44

Finding the Fourth Proportional to 3,013.32, 4,155.66 and 2,488.44

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Solution

The fourth proportional to 3,013.32, 4,155.66 and 2,488.44 is: 3,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.32 : 4,155.66 = 2,488.44 : x
  2. Step 2: Convert to fraction form
    3,013.32/4,155.66 = 2,488.44/x
  3. Step 3: Cross multiply
    3,013.32x = 4,155.66 × 2,488.44
  4. Step 4: Simplify right side
    3,013.32x = 10,341,110.57
  5. Step 5: Solve for x
    x = 10,341,110.57/3,013.32
  6. Step 6: Final answer
    x = 3,431.80

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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.