Home / 2,711.12-4,065.66-1,066.77

Finding the Fourth Proportional to 2,711.12, 4,065.66 and 1,066.77

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Solution

The fourth proportional to 2,711.12, 4,065.66 and 1,066.77 is: 1,599.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.12 : 4,065.66 = 1,066.77 : x
  2. Step 2: Convert to fraction form
    2,711.12/4,065.66 = 1,066.77/x
  3. Step 3: Cross multiply
    2,711.12x = 4,065.66 × 1,066.77
  4. Step 4: Simplify right side
    2,711.12x = 4,337,113.95
  5. Step 5: Solve for x
    x = 4,337,113.95/2,711.12
  6. Step 6: Final answer
    x = 1,599.75

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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.