Home / 10,066.23-13,890.38-5,876.91

Finding the Fourth Proportional to 10,066.23, 13,890.38 and 5,876.91

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Solution

The fourth proportional to 10,066.23, 13,890.38 and 5,876.91 is: 8,109.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.23 : 13,890.38 = 5,876.91 : x
  2. Step 2: Convert to fraction form
    10,066.23/13,890.38 = 5,876.91/x
  3. Step 3: Cross multiply
    10,066.23x = 13,890.38 × 5,876.91
  4. Step 4: Simplify right side
    10,066.23x = 81,632,513.13
  5. Step 5: Solve for x
    x = 81,632,513.13/10,066.23
  6. Step 6: Final answer
    x = 8,109.54

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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.