Home / 3,312.70-4,572.17-2,193.68

Finding the Fourth Proportional to 3,312.70, 4,572.17 and 2,193.68

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Solution

The fourth proportional to 3,312.70, 4,572.17 and 2,193.68 is: 3,027.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.70 : 4,572.17 = 2,193.68 : x
  2. Step 2: Convert to fraction form
    3,312.70/4,572.17 = 2,193.68/x
  3. Step 3: Cross multiply
    3,312.70x = 4,572.17 × 2,193.68
  4. Step 4: Simplify right side
    3,312.70x = 10,029,878.35
  5. Step 5: Solve for x
    x = 10,029,878.35/3,312.70
  6. Step 6: Final answer
    x = 3,027.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.