Home / 8,648.91-11,933.60-5,110.29

Finding the Fourth Proportional to 8,648.91, 11,933.60 and 5,110.29

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Solution

The fourth proportional to 8,648.91, 11,933.60 and 5,110.29 is: 7,051.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648.91 : 11,933.60 = 5,110.29 : x
  2. Step 2: Convert to fraction form
    8,648.91/11,933.60 = 5,110.29/x
  3. Step 3: Cross multiply
    8,648.91x = 11,933.60 × 5,110.29
  4. Step 4: Simplify right side
    8,648.91x = 60,984,131.19
  5. Step 5: Solve for x
    x = 60,984,131.19/8,648.91
  6. Step 6: Final answer
    x = 7,051.08

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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.