Home / 2,881.08-4,310.70-1,711.68

Finding the Fourth Proportional to 2,881.08, 4,310.70 and 1,711.68

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Solution

The fourth proportional to 2,881.08, 4,310.70 and 1,711.68 is: 2,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.08 : 4,310.70 = 1,711.68 : x
  2. Step 2: Convert to fraction form
    2,881.08/4,310.70 = 1,711.68/x
  3. Step 3: Cross multiply
    2,881.08x = 4,310.70 × 1,711.68
  4. Step 4: Simplify right side
    2,881.08x = 7,378,538.98
  5. Step 5: Solve for x
    x = 7,378,538.98/2,881.08
  6. Step 6: Final answer
    x = 2,561.03

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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.