Home / 5,777.76-8,660.30-2,266.71

Finding the Fourth Proportional to 5,777.76, 8,660.30 and 2,266.71

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Solution

The fourth proportional to 5,777.76, 8,660.30 and 2,266.71 is: 3,397.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.76 : 8,660.30 = 2,266.71 : x
  2. Step 2: Convert to fraction form
    5,777.76/8,660.30 = 2,266.71/x
  3. Step 3: Cross multiply
    5,777.76x = 8,660.30 × 2,266.71
  4. Step 4: Simplify right side
    5,777.76x = 19,630,377.28
  5. Step 5: Solve for x
    x = 19,630,377.28/5,777.76
  6. Step 6: Final answer
    x = 3,397.58

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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.