Home / 8,791.10-13,186.61-3,596.98

Finding the Fourth Proportional to 8,791.10, 13,186.61 and 3,596.98

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Solution

The fourth proportional to 8,791.10, 13,186.61 and 3,596.98 is: 5,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.10 : 13,186.61 = 3,596.98 : x
  2. Step 2: Convert to fraction form
    8,791.10/13,186.61 = 3,596.98/x
  3. Step 3: Cross multiply
    8,791.10x = 13,186.61 × 3,596.98
  4. Step 4: Simplify right side
    8,791.10x = 47,431,948.46
  5. Step 5: Solve for x
    x = 47,431,948.46/8,791.10
  6. Step 6: Final answer
    x = 5,395.45

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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.