Home / 11,009.95-15,194.79-6,293.32

Finding the Fourth Proportional to 11,009.95, 15,194.79 and 6,293.32

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Solution

The fourth proportional to 11,009.95, 15,194.79 and 6,293.32 is: 8,685.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.95 : 15,194.79 = 6,293.32 : x
  2. Step 2: Convert to fraction form
    11,009.95/15,194.79 = 6,293.32/x
  3. Step 3: Cross multiply
    11,009.95x = 15,194.79 × 6,293.32
  4. Step 4: Simplify right side
    11,009.95x = 95,625,675.80
  5. Step 5: Solve for x
    x = 95,625,675.80/11,009.95
  6. Step 6: Final answer
    x = 8,685.39

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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.