Home / 2,265.05-3,125.57-1,518.87

Finding the Fourth Proportional to 2,265.05, 3,125.57 and 1,518.87

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Solution

The fourth proportional to 2,265.05, 3,125.57 and 1,518.87 is: 2,095.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.05 : 3,125.57 = 1,518.87 : x
  2. Step 2: Convert to fraction form
    2,265.05/3,125.57 = 1,518.87/x
  3. Step 3: Cross multiply
    2,265.05x = 3,125.57 × 1,518.87
  4. Step 4: Simplify right side
    2,265.05x = 4,747,326.91
  5. Step 5: Solve for x
    x = 4,747,326.91/2,265.05
  6. Step 6: Final answer
    x = 2,095.91

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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.