Home / 5,626.94-8,444.63-2,120.41

Finding the Fourth Proportional to 5,626.94, 8,444.63 and 2,120.41

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Solution

The fourth proportional to 5,626.94, 8,444.63 and 2,120.41 is: 3,182.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.94 : 8,444.63 = 2,120.41 : x
  2. Step 2: Convert to fraction form
    5,626.94/8,444.63 = 2,120.41/x
  3. Step 3: Cross multiply
    5,626.94x = 8,444.63 × 2,120.41
  4. Step 4: Simplify right side
    5,626.94x = 17,906,077.90
  5. Step 5: Solve for x
    x = 17,906,077.90/5,626.94
  6. Step 6: Final answer
    x = 3,182.21

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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.