Home / 11,253.68-15,529.99-6,217.89

Finding the Fourth Proportional to 11,253.68, 15,529.99 and 6,217.89

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Solution

The fourth proportional to 11,253.68, 15,529.99 and 6,217.89 is: 8,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.68 : 15,529.99 = 6,217.89 : x
  2. Step 2: Convert to fraction form
    11,253.68/15,529.99 = 6,217.89/x
  3. Step 3: Cross multiply
    11,253.68x = 15,529.99 × 6,217.89
  4. Step 4: Simplify right side
    11,253.68x = 96,563,660.78
  5. Step 5: Solve for x
    x = 96,563,660.78/11,253.68
  6. Step 6: Final answer
    x = 8,580.63

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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.