Home / 11,565.70-17,338.12-4,164.94

Finding the Fourth Proportional to 11,565.70, 17,338.12 and 4,164.94

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Solution

The fourth proportional to 11,565.70, 17,338.12 and 4,164.94 is: 6,243.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.70 : 17,338.12 = 4,164.94 : x
  2. Step 2: Convert to fraction form
    11,565.70/17,338.12 = 4,164.94/x
  3. Step 3: Cross multiply
    11,565.70x = 17,338.12 × 4,164.94
  4. Step 4: Simplify right side
    11,565.70x = 72,212,229.51
  5. Step 5: Solve for x
    x = 72,212,229.51/11,565.70
  6. Step 6: Final answer
    x = 6,243.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.