Home / 11,081.70-15,290.01-6,773.69

Finding the Fourth Proportional to 11,081.70, 15,290.01 and 6,773.69

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Solution

The fourth proportional to 11,081.70, 15,290.01 and 6,773.69 is: 9,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,081.70 : 15,290.01 = 6,773.69 : x
  2. Step 2: Convert to fraction form
    11,081.70/15,290.01 = 6,773.69/x
  3. Step 3: Cross multiply
    11,081.70x = 15,290.01 × 6,773.69
  4. Step 4: Simplify right side
    11,081.70x = 103,569,711.39
  5. Step 5: Solve for x
    x = 103,569,711.39/11,081.70
  6. Step 6: Final answer
    x = 9,346.01

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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.