Home / 6,759.60-9,330.30-4,401.78

Finding the Fourth Proportional to 6,759.60, 9,330.30 and 4,401.78

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Solution

The fourth proportional to 6,759.60, 9,330.30 and 4,401.78 is: 6,075.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.60 : 9,330.30 = 4,401.78 : x
  2. Step 2: Convert to fraction form
    6,759.60/9,330.30 = 4,401.78/x
  3. Step 3: Cross multiply
    6,759.60x = 9,330.30 × 4,401.78
  4. Step 4: Simplify right side
    6,759.60x = 41,069,927.93
  5. Step 5: Solve for x
    x = 41,069,927.93/6,759.60
  6. Step 6: Final answer
    x = 6,075.79

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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.