Home / 3,414.63-4,712.06-1,902.13

Finding the Fourth Proportional to 3,414.63, 4,712.06 and 1,902.13

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Solution

The fourth proportional to 3,414.63, 4,712.06 and 1,902.13 is: 2,624.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.63 : 4,712.06 = 1,902.13 : x
  2. Step 2: Convert to fraction form
    3,414.63/4,712.06 = 1,902.13/x
  3. Step 3: Cross multiply
    3,414.63x = 4,712.06 × 1,902.13
  4. Step 4: Simplify right side
    3,414.63x = 8,962,967.49
  5. Step 5: Solve for x
    x = 8,962,967.49/3,414.63
  6. Step 6: Final answer
    x = 2,624.87

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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.