Home / 11,253.24-15,528.42-6,537.78

Finding the Fourth Proportional to 11,253.24, 15,528.42 and 6,537.78

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Solution

The fourth proportional to 11,253.24, 15,528.42 and 6,537.78 is: 9,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253.24 : 15,528.42 = 6,537.78 : x
  2. Step 2: Convert to fraction form
    11,253.24/15,528.42 = 6,537.78/x
  3. Step 3: Cross multiply
    11,253.24x = 15,528.42 × 6,537.78
  4. Step 4: Simplify right side
    11,253.24x = 101,521,393.71
  5. Step 5: Solve for x
    x = 101,521,393.71/11,253.24
  6. Step 6: Final answer
    x = 9,021.53

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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.