Home / 8,775.35-13,163.12-5,075.33

Finding the Fourth Proportional to 8,775.35, 13,163.12 and 5,075.33

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Solution

The fourth proportional to 8,775.35, 13,163.12 and 5,075.33 is: 7,613.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775.35 : 13,163.12 = 5,075.33 : x
  2. Step 2: Convert to fraction form
    8,775.35/13,163.12 = 5,075.33/x
  3. Step 3: Cross multiply
    8,775.35x = 13,163.12 × 5,075.33
  4. Step 4: Simplify right side
    8,775.35x = 66,807,086.64
  5. Step 5: Solve for x
    x = 66,807,086.64/8,775.35
  6. Step 6: Final answer
    x = 7,613.04

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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.