Home / 4,819.53-7,228.29-1,856.95

Finding the Fourth Proportional to 4,819.53, 7,228.29 and 1,856.95

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Solution

The fourth proportional to 4,819.53, 7,228.29 and 1,856.95 is: 2,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.53 : 7,228.29 = 1,856.95 : x
  2. Step 2: Convert to fraction form
    4,819.53/7,228.29 = 1,856.95/x
  3. Step 3: Cross multiply
    4,819.53x = 7,228.29 × 1,856.95
  4. Step 4: Simplify right side
    4,819.53x = 13,422,563.83
  5. Step 5: Solve for x
    x = 13,422,563.83/4,819.53
  6. Step 6: Final answer
    x = 2,785.04

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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.