Home / 6,778.71-9,360.38-4,265.02

Finding the Fourth Proportional to 6,778.71, 9,360.38 and 4,265.02

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Solution

The fourth proportional to 6,778.71, 9,360.38 and 4,265.02 is: 5,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.71 : 9,360.38 = 4,265.02 : x
  2. Step 2: Convert to fraction form
    6,778.71/9,360.38 = 4,265.02/x
  3. Step 3: Cross multiply
    6,778.71x = 9,360.38 × 4,265.02
  4. Step 4: Simplify right side
    6,778.71x = 39,922,207.91
  5. Step 5: Solve for x
    x = 39,922,207.91/6,778.71
  6. Step 6: Final answer
    x = 5,889.35

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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.