Home / 2,861.88-4,293.52-2,038.12

Finding the Fourth Proportional to 2,861.88, 4,293.52 and 2,038.12

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Solution

The fourth proportional to 2,861.88, 4,293.52 and 2,038.12 is: 3,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.88 : 4,293.52 = 2,038.12 : x
  2. Step 2: Convert to fraction form
    2,861.88/4,293.52 = 2,038.12/x
  3. Step 3: Cross multiply
    2,861.88x = 4,293.52 × 2,038.12
  4. Step 4: Simplify right side
    2,861.88x = 8,750,708.98
  5. Step 5: Solve for x
    x = 8,750,708.98/2,861.88
  6. Step 6: Final answer
    x = 3,057.68

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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.