Home / 11,084.80-15,296.80-6,368.96

Finding the Fourth Proportional to 11,084.80, 15,296.80 and 6,368.96

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Solution

The fourth proportional to 11,084.80, 15,296.80 and 6,368.96 is: 8,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.80 : 15,296.80 = 6,368.96 : x
  2. Step 2: Convert to fraction form
    11,084.80/15,296.80 = 6,368.96/x
  3. Step 3: Cross multiply
    11,084.80x = 15,296.80 × 6,368.96
  4. Step 4: Simplify right side
    11,084.80x = 97,424,707.33
  5. Step 5: Solve for x
    x = 97,424,707.33/11,084.80
  6. Step 6: Final answer
    x = 8,789.04

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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.