Home / 5,625.94-8,443.13-2,119.41

Finding the Fourth Proportional to 5,625.94, 8,443.13 and 2,119.41

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Solution

The fourth proportional to 5,625.94, 8,443.13 and 2,119.41 is: 3,180.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.94 : 8,443.13 = 2,119.41 : x
  2. Step 2: Convert to fraction form
    5,625.94/8,443.13 = 2,119.41/x
  3. Step 3: Cross multiply
    5,625.94x = 8,443.13 × 2,119.41
  4. Step 4: Simplify right side
    5,625.94x = 17,894,454.15
  5. Step 5: Solve for x
    x = 17,894,454.15/5,625.94
  6. Step 6: Final answer
    x = 3,180.70

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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.