Home / 4,109.77-5,671.98-2,317.59

Finding the Fourth Proportional to 4,109.77, 5,671.98 and 2,317.59

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Solution

The fourth proportional to 4,109.77, 5,671.98 and 2,317.59 is: 3,198.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.77 : 5,671.98 = 2,317.59 : x
  2. Step 2: Convert to fraction form
    4,109.77/5,671.98 = 2,317.59/x
  3. Step 3: Cross multiply
    4,109.77x = 5,671.98 × 2,317.59
  4. Step 4: Simplify right side
    4,109.77x = 13,145,324.13
  5. Step 5: Solve for x
    x = 13,145,324.13/4,109.77
  6. Step 6: Final answer
    x = 3,198.55

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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.