Home / 4,091.57-5,645.91-2,499

Finding the Fourth Proportional to 4,091.57, 5,645.91 and 2,499

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Solution

The fourth proportional to 4,091.57, 5,645.91 and 2,499 is: 3,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.57 : 5,645.91 = 2,499 : x
  2. Step 2: Convert to fraction form
    4,091.57/5,645.91 = 2,499/x
  3. Step 3: Cross multiply
    4,091.57x = 5,645.91 × 2,499
  4. Step 4: Simplify right side
    4,091.57x = 14,109,129.09
  5. Step 5: Solve for x
    x = 14,109,129.09/4,091.57
  6. Step 6: Final answer
    x = 3,448.35

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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.