Home / 11,184.93-15,436.71-6,469.52

Finding the Fourth Proportional to 11,184.93, 15,436.71 and 6,469.52

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Solution

The fourth proportional to 11,184.93, 15,436.71 and 6,469.52 is: 8,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.93 : 15,436.71 = 6,469.52 : x
  2. Step 2: Convert to fraction form
    11,184.93/15,436.71 = 6,469.52/x
  3. Step 3: Cross multiply
    11,184.93x = 15,436.71 × 6,469.52
  4. Step 4: Simplify right side
    11,184.93x = 99,868,026.90
  5. Step 5: Solve for x
    x = 99,868,026.90/11,184.93
  6. Step 6: Final answer
    x = 8,928.80

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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.