Home / 6,917.50-10,376.15-3,217.66

Finding the Fourth Proportional to 6,917.50, 10,376.15 and 3,217.66

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Solution

The fourth proportional to 6,917.50, 10,376.15 and 3,217.66 is: 4,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.50 : 10,376.15 = 3,217.66 : x
  2. Step 2: Convert to fraction form
    6,917.50/10,376.15 = 3,217.66/x
  3. Step 3: Cross multiply
    6,917.50x = 10,376.15 × 3,217.66
  4. Step 4: Simplify right side
    6,917.50x = 33,386,922.81
  5. Step 5: Solve for x
    x = 33,386,922.81/6,917.50
  6. Step 6: Final answer
    x = 4,826.44

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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.