Home / 3,488.57-4,810.19-2,647.18

Finding the Fourth Proportional to 3,488.57, 4,810.19 and 2,647.18

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Solution

The fourth proportional to 3,488.57, 4,810.19 and 2,647.18 is: 3,650.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.57 : 4,810.19 = 2,647.18 : x
  2. Step 2: Convert to fraction form
    3,488.57/4,810.19 = 2,647.18/x
  3. Step 3: Cross multiply
    3,488.57x = 4,810.19 × 2,647.18
  4. Step 4: Simplify right side
    3,488.57x = 12,733,431.54
  5. Step 5: Solve for x
    x = 12,733,431.54/3,488.57
  6. Step 6: Final answer
    x = 3,650.04

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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.