Home / 11,084.18-15,296.18-7,107.62

Finding the Fourth Proportional to 11,084.18, 15,296.18 and 7,107.62

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Solution

The fourth proportional to 11,084.18, 15,296.18 and 7,107.62 is: 9,808.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.18 : 15,296.18 = 7,107.62 : x
  2. Step 2: Convert to fraction form
    11,084.18/15,296.18 = 7,107.62/x
  3. Step 3: Cross multiply
    11,084.18x = 15,296.18 × 7,107.62
  4. Step 4: Simplify right side
    11,084.18x = 108,719,322.87
  5. Step 5: Solve for x
    x = 108,719,322.87/11,084.18
  6. Step 6: Final answer
    x = 9,808.52

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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.