Home / 4,492.28-6,195.84-2,920.88

Finding the Fourth Proportional to 4,492.28, 6,195.84 and 2,920.88

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Solution

The fourth proportional to 4,492.28, 6,195.84 and 2,920.88 is: 4,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,492.28 : 6,195.84 = 2,920.88 : x
  2. Step 2: Convert to fraction form
    4,492.28/6,195.84 = 2,920.88/x
  3. Step 3: Cross multiply
    4,492.28x = 6,195.84 × 2,920.88
  4. Step 4: Simplify right side
    4,492.28x = 18,097,305.14
  5. Step 5: Solve for x
    x = 18,097,305.14/4,492.28
  6. Step 6: Final answer
    x = 4,028.53

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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.