Home / 7,797.12-10,759.86-4,439.85

Finding the Fourth Proportional to 7,797.12, 10,759.86 and 4,439.85

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Solution

The fourth proportional to 7,797.12, 10,759.86 and 4,439.85 is: 6,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,797.12 : 10,759.86 = 4,439.85 : x
  2. Step 2: Convert to fraction form
    7,797.12/10,759.86 = 4,439.85/x
  3. Step 3: Cross multiply
    7,797.12x = 10,759.86 × 4,439.85
  4. Step 4: Simplify right side
    7,797.12x = 47,772,164.42
  5. Step 5: Solve for x
    x = 47,772,164.42/7,797.12
  6. Step 6: Final answer
    x = 6,126.90

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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.