Home / 4,109.16-5,671.08-2,340.90

Finding the Fourth Proportional to 4,109.16, 5,671.08 and 2,340.90

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Solution

The fourth proportional to 4,109.16, 5,671.08 and 2,340.90 is: 3,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.16 : 5,671.08 = 2,340.90 : x
  2. Step 2: Convert to fraction form
    4,109.16/5,671.08 = 2,340.90/x
  3. Step 3: Cross multiply
    4,109.16x = 5,671.08 × 2,340.90
  4. Step 4: Simplify right side
    4,109.16x = 13,275,431.17
  5. Step 5: Solve for x
    x = 13,275,431.17/4,109.16
  6. Step 6: Final answer
    x = 3,230.69

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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.