Home / 2,515.99-3,775.68-1,035.47

Finding the Fourth Proportional to 2,515.99, 3,775.68 and 1,035.47

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Solution

The fourth proportional to 2,515.99, 3,775.68 and 1,035.47 is: 1,553.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515.99 : 3,775.68 = 1,035.47 : x
  2. Step 2: Convert to fraction form
    2,515.99/3,775.68 = 1,035.47/x
  3. Step 3: Cross multiply
    2,515.99x = 3,775.68 × 1,035.47
  4. Step 4: Simplify right side
    2,515.99x = 3,909,603.37
  5. Step 5: Solve for x
    x = 3,909,603.37/2,515.99
  6. Step 6: Final answer
    x = 1,553.90

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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.