Home / 11,277.24-15,561.90-6,240.12

Finding the Fourth Proportional to 11,277.24, 15,561.90 and 6,240.12

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Solution

The fourth proportional to 11,277.24, 15,561.90 and 6,240.12 is: 8,610.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.24 : 15,561.90 = 6,240.12 : x
  2. Step 2: Convert to fraction form
    11,277.24/15,561.90 = 6,240.12/x
  3. Step 3: Cross multiply
    11,277.24x = 15,561.90 × 6,240.12
  4. Step 4: Simplify right side
    11,277.24x = 97,108,123.43
  5. Step 5: Solve for x
    x = 97,108,123.43/11,277.24
  6. Step 6: Final answer
    x = 8,610.98

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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.