Home / 6,760.80-10,148.48-5,677.02

Finding the Fourth Proportional to 6,760.80, 10,148.48 and 5,677.02

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Solution

The fourth proportional to 6,760.80, 10,148.48 and 5,677.02 is: 8,521.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,760.80 : 10,148.48 = 5,677.02 : x
  2. Step 2: Convert to fraction form
    6,760.80/10,148.48 = 5,677.02/x
  3. Step 3: Cross multiply
    6,760.80x = 10,148.48 × 5,677.02
  4. Step 4: Simplify right side
    6,760.80x = 57,613,123.93
  5. Step 5: Solve for x
    x = 57,613,123.93/6,760.80
  6. Step 6: Final answer
    x = 8,521.64

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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.