Home / 2,773.05-4,159.41-1,677.12

Finding the Fourth Proportional to 2,773.05, 4,159.41 and 1,677.12

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Solution

The fourth proportional to 2,773.05, 4,159.41 and 1,677.12 is: 2,515.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,773.05 : 4,159.41 = 1,677.12 : x
  2. Step 2: Convert to fraction form
    2,773.05/4,159.41 = 1,677.12/x
  3. Step 3: Cross multiply
    2,773.05x = 4,159.41 × 1,677.12
  4. Step 4: Simplify right side
    2,773.05x = 6,975,829.70
  5. Step 5: Solve for x
    x = 6,975,829.70/2,773.05
  6. Step 6: Final answer
    x = 2,515.58

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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.