Home / 6,727.85-10,075.71-5,331.95

Finding the Fourth Proportional to 6,727.85, 10,075.71 and 5,331.95

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Solution

The fourth proportional to 6,727.85, 10,075.71 and 5,331.95 is: 7,985.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,727.85 : 10,075.71 = 5,331.95 : x
  2. Step 2: Convert to fraction form
    6,727.85/10,075.71 = 5,331.95/x
  3. Step 3: Cross multiply
    6,727.85x = 10,075.71 × 5,331.95
  4. Step 4: Simplify right side
    6,727.85x = 53,723,181.93
  5. Step 5: Solve for x
    x = 53,723,181.93/6,727.85
  6. Step 6: Final answer
    x = 7,985.19

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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.