Home / 4,438.26-6,637.95-3,621.78

Finding the Fourth Proportional to 4,438.26, 6,637.95 and 3,621.78

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Solution

The fourth proportional to 4,438.26, 6,637.95 and 3,621.78 is: 5,416.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.26 : 6,637.95 = 3,621.78 : x
  2. Step 2: Convert to fraction form
    4,438.26/6,637.95 = 3,621.78/x
  3. Step 3: Cross multiply
    4,438.26x = 6,637.95 × 3,621.78
  4. Step 4: Simplify right side
    4,438.26x = 24,041,194.55
  5. Step 5: Solve for x
    x = 24,041,194.55/4,438.26
  6. Step 6: Final answer
    x = 5,416.81

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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.