Home / 11,009.97-15,193.76-6,294.35

Finding the Fourth Proportional to 11,009.97, 15,193.76 and 6,294.35

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Solution

The fourth proportional to 11,009.97, 15,193.76 and 6,294.35 is: 8,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.97 : 15,193.76 = 6,294.35 : x
  2. Step 2: Convert to fraction form
    11,009.97/15,193.76 = 6,294.35/x
  3. Step 3: Cross multiply
    11,009.97x = 15,193.76 × 6,294.35
  4. Step 4: Simplify right side
    11,009.97x = 95,634,843.26
  5. Step 5: Solve for x
    x = 95,634,843.26/11,009.97
  6. Step 6: Final answer
    x = 8,686.20

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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.