Home / 11,045.18-15,240.96-7,467.92

Finding the Fourth Proportional to 11,045.18, 15,240.96 and 7,467.92

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Solution

The fourth proportional to 11,045.18, 15,240.96 and 7,467.92 is: 10,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,045.18 : 15,240.96 = 7,467.92 : x
  2. Step 2: Convert to fraction form
    11,045.18/15,240.96 = 7,467.92/x
  3. Step 3: Cross multiply
    11,045.18x = 15,240.96 × 7,467.92
  4. Step 4: Simplify right side
    11,045.18x = 113,818,270.00
  5. Step 5: Solve for x
    x = 113,818,270.00/11,045.18
  6. Step 6: Final answer
    x = 10,304.79

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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.