Home / 2,433.99-3,645.14-1,390.83

Finding the Fourth Proportional to 2,433.99, 3,645.14 and 1,390.83

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Solution

The fourth proportional to 2,433.99, 3,645.14 and 1,390.83 is: 2,082.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.99 : 3,645.14 = 1,390.83 : x
  2. Step 2: Convert to fraction form
    2,433.99/3,645.14 = 1,390.83/x
  3. Step 3: Cross multiply
    2,433.99x = 3,645.14 × 1,390.83
  4. Step 4: Simplify right side
    2,433.99x = 5,069,770.07
  5. Step 5: Solve for x
    x = 5,069,770.07/2,433.99
  6. Step 6: Final answer
    x = 2,082.91

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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.