Home / 6,711.20-10,066.80-2,031.93

Finding the Fourth Proportional to 6,711.20, 10,066.80 and 2,031.93

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Solution

The fourth proportional to 6,711.20, 10,066.80 and 2,031.93 is: 3,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.20 : 10,066.80 = 2,031.93 : x
  2. Step 2: Convert to fraction form
    6,711.20/10,066.80 = 2,031.93/x
  3. Step 3: Cross multiply
    6,711.20x = 10,066.80 × 2,031.93
  4. Step 4: Simplify right side
    6,711.20x = 20,455,032.92
  5. Step 5: Solve for x
    x = 20,455,032.92/6,711.20
  6. Step 6: Final answer
    x = 3,047.90

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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.