Home / 10,252.15-15,377.76-2,856.44

Finding the Fourth Proportional to 10,252.15, 15,377.76 and 2,856.44

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Solution

The fourth proportional to 10,252.15, 15,377.76 and 2,856.44 is: 4,284.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.15 : 15,377.76 = 2,856.44 : x
  2. Step 2: Convert to fraction form
    10,252.15/15,377.76 = 2,856.44/x
  3. Step 3: Cross multiply
    10,252.15x = 15,377.76 × 2,856.44
  4. Step 4: Simplify right side
    10,252.15x = 43,925,687.22
  5. Step 5: Solve for x
    x = 43,925,687.22/10,252.15
  6. Step 6: Final answer
    x = 4,284.54

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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.