Home / 11,024.47-15,207.94-6,984.17

Finding the Fourth Proportional to 11,024.47, 15,207.94 and 6,984.17

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Solution

The fourth proportional to 11,024.47, 15,207.94 and 6,984.17 is: 9,634.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,024.47 : 15,207.94 = 6,984.17 : x
  2. Step 2: Convert to fraction form
    11,024.47/15,207.94 = 6,984.17/x
  3. Step 3: Cross multiply
    11,024.47x = 15,207.94 × 6,984.17
  4. Step 4: Simplify right side
    11,024.47x = 106,214,858.87
  5. Step 5: Solve for x
    x = 106,214,858.87/11,024.47
  6. Step 6: Final answer
    x = 9,634.47

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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.