Home / 11,862.06-16,363.16-7,608.39

Finding the Fourth Proportional to 11,862.06, 16,363.16 and 7,608.39

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Solution

The fourth proportional to 11,862.06, 16,363.16 and 7,608.39 is: 10,495.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.06 : 16,363.16 = 7,608.39 : x
  2. Step 2: Convert to fraction form
    11,862.06/16,363.16 = 7,608.39/x
  3. Step 3: Cross multiply
    11,862.06x = 16,363.16 × 7,608.39
  4. Step 4: Simplify right side
    11,862.06x = 124,497,366.88
  5. Step 5: Solve for x
    x = 124,497,366.88/11,862.06
  6. Step 6: Final answer
    x = 10,495.42

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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.