Home / 2,371.70-3,269.94-1,530.98

Finding the Fourth Proportional to 2,371.70, 3,269.94 and 1,530.98

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Solution

The fourth proportional to 2,371.70, 3,269.94 and 1,530.98 is: 2,110.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.70 : 3,269.94 = 1,530.98 : x
  2. Step 2: Convert to fraction form
    2,371.70/3,269.94 = 1,530.98/x
  3. Step 3: Cross multiply
    2,371.70x = 3,269.94 × 1,530.98
  4. Step 4: Simplify right side
    2,371.70x = 5,006,212.74
  5. Step 5: Solve for x
    x = 5,006,212.74/2,371.70
  6. Step 6: Final answer
    x = 2,110.81

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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.