Home / 8,861.37-13,293.27-2,621.88

Finding the Fourth Proportional to 8,861.37, 13,293.27 and 2,621.88

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Solution

The fourth proportional to 8,861.37, 13,293.27 and 2,621.88 is: 3,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.37 : 13,293.27 = 2,621.88 : x
  2. Step 2: Convert to fraction form
    8,861.37/13,293.27 = 2,621.88/x
  3. Step 3: Cross multiply
    8,861.37x = 13,293.27 × 2,621.88
  4. Step 4: Simplify right side
    8,861.37x = 34,853,358.75
  5. Step 5: Solve for x
    x = 34,853,358.75/8,861.37
  6. Step 6: Final answer
    x = 3,933.18

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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.