Home / 11,024.30-15,207.70-6,984

Finding the Fourth Proportional to 11,024.30, 15,207.70 and 6,984

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Solution

The fourth proportional to 11,024.30, 15,207.70 and 6,984 is: 9,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,024.30 : 15,207.70 = 6,984 : x
  2. Step 2: Convert to fraction form
    11,024.30/15,207.70 = 6,984/x
  3. Step 3: Cross multiply
    11,024.30x = 15,207.70 × 6,984
  4. Step 4: Simplify right side
    11,024.30x = 106,210,576.80
  5. Step 5: Solve for x
    x = 106,210,576.80/11,024.30
  6. Step 6: Final answer
    x = 9,634.22

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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.