Home / 6,778.52-10,159.68-3,852.80

Finding the Fourth Proportional to 6,778.52, 10,159.68 and 3,852.80

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Solution

The fourth proportional to 6,778.52, 10,159.68 and 3,852.80 is: 5,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.52 : 10,159.68 = 3,852.80 : x
  2. Step 2: Convert to fraction form
    6,778.52/10,159.68 = 3,852.80/x
  3. Step 3: Cross multiply
    6,778.52x = 10,159.68 × 3,852.80
  4. Step 4: Simplify right side
    6,778.52x = 39,143,215.10
  5. Step 5: Solve for x
    x = 39,143,215.10/6,778.52
  6. Step 6: Final answer
    x = 5,774.60

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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.