Home / 8,010.18-11,988.23-5,716.56

Finding the Fourth Proportional to 8,010.18, 11,988.23 and 5,716.56

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Solution

The fourth proportional to 8,010.18, 11,988.23 and 5,716.56 is: 8,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.18 : 11,988.23 = 5,716.56 : x
  2. Step 2: Convert to fraction form
    8,010.18/11,988.23 = 5,716.56/x
  3. Step 3: Cross multiply
    8,010.18x = 11,988.23 × 5,716.56
  4. Step 4: Simplify right side
    8,010.18x = 68,531,407.51
  5. Step 5: Solve for x
    x = 68,531,407.51/8,010.18
  6. Step 6: Final answer
    x = 8,555.54

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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.