Home / 11,253.60-15,530.67-6,217.56

Finding the Fourth Proportional to 11,253.60, 15,530.67 and 6,217.56

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Solution

The fourth proportional to 11,253.60, 15,530.67 and 6,217.56 is: 8,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.60 : 15,530.67 = 6,217.56 : x
  2. Step 2: Convert to fraction form
    11,253.60/15,530.67 = 6,217.56/x
  3. Step 3: Cross multiply
    11,253.60x = 15,530.67 × 6,217.56
  4. Step 4: Simplify right side
    11,253.60x = 96,562,872.57
  5. Step 5: Solve for x
    x = 96,562,872.57/11,253.60
  6. Step 6: Final answer
    x = 8,580.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.