Home / 8,549.69-11,795.33-5,191.23

Finding the Fourth Proportional to 8,549.69, 11,795.33 and 5,191.23

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Solution

The fourth proportional to 8,549.69, 11,795.33 and 5,191.23 is: 7,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.69 : 11,795.33 = 5,191.23 : x
  2. Step 2: Convert to fraction form
    8,549.69/11,795.33 = 5,191.23/x
  3. Step 3: Cross multiply
    8,549.69x = 11,795.33 × 5,191.23
  4. Step 4: Simplify right side
    8,549.69x = 61,232,245.00
  5. Step 5: Solve for x
    x = 61,232,245.00/8,549.69
  6. Step 6: Final answer
    x = 7,161.93

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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.