Home / 11,359.41-15,689.10-7,576.00

Finding the Fourth Proportional to 11,359.41, 15,689.10 and 7,576.00

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Solution

The fourth proportional to 11,359.41, 15,689.10 and 7,576.00 is: 10,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.41 : 15,689.10 = 7,576.00 : x
  2. Step 2: Convert to fraction form
    11,359.41/15,689.10 = 7,576.00/x
  3. Step 3: Cross multiply
    11,359.41x = 15,689.10 × 7,576.00
  4. Step 4: Simplify right side
    11,359.41x = 118,860,610.79
  5. Step 5: Solve for x
    x = 118,860,610.79/11,359.41
  6. Step 6: Final answer
    x = 10,463.63

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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.