Home / 10,612.17-15,919.08-3,217.26

Finding the Fourth Proportional to 10,612.17, 15,919.08 and 3,217.26

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Solution

The fourth proportional to 10,612.17, 15,919.08 and 3,217.26 is: 4,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612.17 : 15,919.08 = 3,217.26 : x
  2. Step 2: Convert to fraction form
    10,612.17/15,919.08 = 3,217.26/x
  3. Step 3: Cross multiply
    10,612.17x = 15,919.08 × 3,217.26
  4. Step 4: Simplify right side
    10,612.17x = 51,215,819.32
  5. Step 5: Solve for x
    x = 51,215,819.32/10,612.17
  6. Step 6: Final answer
    x = 4,826.14

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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.