Home / 4,819.24-7,228.85-1,356.49

Finding the Fourth Proportional to 4,819.24, 7,228.85 and 1,356.49

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Solution

The fourth proportional to 4,819.24, 7,228.85 and 1,356.49 is: 2,034.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.24 : 7,228.85 = 1,356.49 : x
  2. Step 2: Convert to fraction form
    4,819.24/7,228.85 = 1,356.49/x
  3. Step 3: Cross multiply
    4,819.24x = 7,228.85 × 1,356.49
  4. Step 4: Simplify right side
    4,819.24x = 9,805,826.59
  5. Step 5: Solve for x
    x = 9,805,826.59/4,819.24
  6. Step 6: Final answer
    x = 2,034.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.