Home / 2,774.12-4,160.36-2,285.96

Finding the Fourth Proportional to 2,774.12, 4,160.36 and 2,285.96

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Solution

The fourth proportional to 2,774.12, 4,160.36 and 2,285.96 is: 3,428.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.12 : 4,160.36 = 2,285.96 : x
  2. Step 2: Convert to fraction form
    2,774.12/4,160.36 = 2,285.96/x
  3. Step 3: Cross multiply
    2,774.12x = 4,160.36 × 2,285.96
  4. Step 4: Simplify right side
    2,774.12x = 9,510,401.46
  5. Step 5: Solve for x
    x = 9,510,401.46/2,774.12
  6. Step 6: Final answer
    x = 3,428.27

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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.