Home / 3,952.68-5,454.57-2,184.28

Finding the Fourth Proportional to 3,952.68, 5,454.57 and 2,184.28

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Solution

The fourth proportional to 3,952.68, 5,454.57 and 2,184.28 is: 3,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952.68 : 5,454.57 = 2,184.28 : x
  2. Step 2: Convert to fraction form
    3,952.68/5,454.57 = 2,184.28/x
  3. Step 3: Cross multiply
    3,952.68x = 5,454.57 × 2,184.28
  4. Step 4: Simplify right side
    3,952.68x = 11,914,302.71
  5. Step 5: Solve for x
    x = 11,914,302.71/3,952.68
  6. Step 6: Final answer
    x = 3,014.24

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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.