Home / 8,347.80-11,513.16-5,991.24

Finding the Fourth Proportional to 8,347.80, 11,513.16 and 5,991.24

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Solution

The fourth proportional to 8,347.80, 11,513.16 and 5,991.24 is: 8,263.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.80 : 11,513.16 = 5,991.24 : x
  2. Step 2: Convert to fraction form
    8,347.80/11,513.16 = 5,991.24/x
  3. Step 3: Cross multiply
    8,347.80x = 11,513.16 × 5,991.24
  4. Step 4: Simplify right side
    8,347.80x = 68,978,104.72
  5. Step 5: Solve for x
    x = 68,978,104.72/8,347.80
  6. Step 6: Final answer
    x = 8,263.03

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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.