Home / 4,819.28-6,650.69-2,723.40

Finding the Fourth Proportional to 4,819.28, 6,650.69 and 2,723.40

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Solution

The fourth proportional to 4,819.28, 6,650.69 and 2,723.40 is: 3,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.28 : 6,650.69 = 2,723.40 : x
  2. Step 2: Convert to fraction form
    4,819.28/6,650.69 = 2,723.40/x
  3. Step 3: Cross multiply
    4,819.28x = 6,650.69 × 2,723.40
  4. Step 4: Simplify right side
    4,819.28x = 18,112,475.53
  5. Step 5: Solve for x
    x = 18,112,475.53/4,819.28
  6. Step 6: Final answer
    x = 3,758.34

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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.