Home / 4,083.17-6,123.30-2,106.70

Finding the Fourth Proportional to 4,083.17, 6,123.30 and 2,106.70

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Solution

The fourth proportional to 4,083.17, 6,123.30 and 2,106.70 is: 3,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.17 : 6,123.30 = 2,106.70 : x
  2. Step 2: Convert to fraction form
    4,083.17/6,123.30 = 2,106.70/x
  3. Step 3: Cross multiply
    4,083.17x = 6,123.30 × 2,106.70
  4. Step 4: Simplify right side
    4,083.17x = 12,899,956.11
  5. Step 5: Solve for x
    x = 12,899,956.11/4,083.17
  6. Step 6: Final answer
    x = 3,159.30

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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.