Home / 2,861.88-4,292.82-1,562.64

Finding the Fourth Proportional to 2,861.88, 4,292.82 and 1,562.64

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Solution

The fourth proportional to 2,861.88, 4,292.82 and 1,562.64 is: 2,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.88 : 4,292.82 = 1,562.64 : x
  2. Step 2: Convert to fraction form
    2,861.88/4,292.82 = 1,562.64/x
  3. Step 3: Cross multiply
    2,861.88x = 4,292.82 × 1,562.64
  4. Step 4: Simplify right side
    2,861.88x = 6,708,132.24
  5. Step 5: Solve for x
    x = 6,708,132.24/2,861.88
  6. Step 6: Final answer
    x = 2,343.96

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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.