Home / 6,777.79-10,167.50-2,617.63

Finding the Fourth Proportional to 6,777.79, 10,167.50 and 2,617.63

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Solution

The fourth proportional to 6,777.79, 10,167.50 and 2,617.63 is: 3,926.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777.79 : 10,167.50 = 2,617.63 : x
  2. Step 2: Convert to fraction form
    6,777.79/10,167.50 = 2,617.63/x
  3. Step 3: Cross multiply
    6,777.79x = 10,167.50 × 2,617.63
  4. Step 4: Simplify right side
    6,777.79x = 26,614,753.03
  5. Step 5: Solve for x
    x = 26,614,753.03/6,777.79
  6. Step 6: Final answer
    x = 3,926.76

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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.