Home / 10,988.08-15,163.56-6,020.08

Finding the Fourth Proportional to 10,988.08, 15,163.56 and 6,020.08

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Solution

The fourth proportional to 10,988.08, 15,163.56 and 6,020.08 is: 8,307.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,988.08 : 15,163.56 = 6,020.08 : x
  2. Step 2: Convert to fraction form
    10,988.08/15,163.56 = 6,020.08/x
  3. Step 3: Cross multiply
    10,988.08x = 15,163.56 × 6,020.08
  4. Step 4: Simplify right side
    10,988.08x = 91,285,844.28
  5. Step 5: Solve for x
    x = 91,285,844.28/10,988.08
  6. Step 6: Final answer
    x = 8,307.72

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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.