Home / 7,359.16-11,031.36-2,675.20

Finding the Fourth Proportional to 7,359.16, 11,031.36 and 2,675.20

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Solution

The fourth proportional to 7,359.16, 11,031.36 and 2,675.20 is: 4,010.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.16 : 11,031.36 = 2,675.20 : x
  2. Step 2: Convert to fraction form
    7,359.16/11,031.36 = 2,675.20/x
  3. Step 3: Cross multiply
    7,359.16x = 11,031.36 × 2,675.20
  4. Step 4: Simplify right side
    7,359.16x = 29,511,094.27
  5. Step 5: Solve for x
    x = 29,511,094.27/7,359.16
  6. Step 6: Final answer
    x = 4,010.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.