Home / 3,199.27-4,417.68-2,256.13

Finding the Fourth Proportional to 3,199.27, 4,417.68 and 2,256.13

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Solution

The fourth proportional to 3,199.27, 4,417.68 and 2,256.13 is: 3,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.27 : 4,417.68 = 2,256.13 : x
  2. Step 2: Convert to fraction form
    3,199.27/4,417.68 = 2,256.13/x
  3. Step 3: Cross multiply
    3,199.27x = 4,417.68 × 2,256.13
  4. Step 4: Simplify right side
    3,199.27x = 9,966,846.07
  5. Step 5: Solve for x
    x = 9,966,846.07/3,199.27
  6. Step 6: Final answer
    x = 3,115.35

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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.