Home / 11,253.82-15,528.93-6,217.75

Finding the Fourth Proportional to 11,253.82, 15,528.93 and 6,217.75

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Solution

The fourth proportional to 11,253.82, 15,528.93 and 6,217.75 is: 8,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.82 : 15,528.93 = 6,217.75 : x
  2. Step 2: Convert to fraction form
    11,253.82/15,528.93 = 6,217.75/x
  3. Step 3: Cross multiply
    11,253.82x = 15,528.93 × 6,217.75
  4. Step 4: Simplify right side
    11,253.82x = 96,554,948.23
  5. Step 5: Solve for x
    x = 96,554,948.23/11,253.82
  6. Step 6: Final answer
    x = 8,579.75

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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.