Home / 4,446.14-6,666.40-2,106.81

Finding the Fourth Proportional to 4,446.14, 6,666.40 and 2,106.81

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Solution

The fourth proportional to 4,446.14, 6,666.40 and 2,106.81 is: 3,158.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.14 : 6,666.40 = 2,106.81 : x
  2. Step 2: Convert to fraction form
    4,446.14/6,666.40 = 2,106.81/x
  3. Step 3: Cross multiply
    4,446.14x = 6,666.40 × 2,106.81
  4. Step 4: Simplify right side
    4,446.14x = 14,044,840.82
  5. Step 5: Solve for x
    x = 14,044,840.82/4,446.14
  6. Step 6: Final answer
    x = 3,158.88

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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.