Home / 10,091.50-13,923.21-5,842.65

Finding the Fourth Proportional to 10,091.50, 13,923.21 and 5,842.65

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Solution

The fourth proportional to 10,091.50, 13,923.21 and 5,842.65 is: 8,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,091.50 : 13,923.21 = 5,842.65 : x
  2. Step 2: Convert to fraction form
    10,091.50/13,923.21 = 5,842.65/x
  3. Step 3: Cross multiply
    10,091.50x = 13,923.21 × 5,842.65
  4. Step 4: Simplify right side
    10,091.50x = 81,348,442.91
  5. Step 5: Solve for x
    x = 81,348,442.91/10,091.50
  6. Step 6: Final answer
    x = 8,061.09

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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.