Home / 11,254.33-15,530.29-6,537.70

Finding the Fourth Proportional to 11,254.33, 15,530.29 and 6,537.70

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Solution

The fourth proportional to 11,254.33, 15,530.29 and 6,537.70 is: 9,021.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,254.33 : 15,530.29 = 6,537.70 : x
  2. Step 2: Convert to fraction form
    11,254.33/15,530.29 = 6,537.70/x
  3. Step 3: Cross multiply
    11,254.33x = 15,530.29 × 6,537.70
  4. Step 4: Simplify right side
    11,254.33x = 101,532,376.93
  5. Step 5: Solve for x
    x = 101,532,376.93/11,254.33
  6. Step 6: Final answer
    x = 9,021.63

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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.