Home / 2,793.80-3,856.44-1,675.10

Finding the Fourth Proportional to 2,793.80, 3,856.44 and 1,675.10

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Solution

The fourth proportional to 2,793.80, 3,856.44 and 1,675.10 is: 2,312.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.80 : 3,856.44 = 1,675.10 : x
  2. Step 2: Convert to fraction form
    2,793.80/3,856.44 = 1,675.10/x
  3. Step 3: Cross multiply
    2,793.80x = 3,856.44 × 1,675.10
  4. Step 4: Simplify right side
    2,793.80x = 6,459,922.64
  5. Step 5: Solve for x
    x = 6,459,922.64/2,793.80
  6. Step 6: Final answer
    x = 2,312.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.