Home / 1,861.58-2,569.14-1,022.44

Finding the Fourth Proportional to 1,861.58, 2,569.14 and 1,022.44

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Solution

The fourth proportional to 1,861.58, 2,569.14 and 1,022.44 is: 1,411.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861.58 : 2,569.14 = 1,022.44 : x
  2. Step 2: Convert to fraction form
    1,861.58/2,569.14 = 1,022.44/x
  3. Step 3: Cross multiply
    1,861.58x = 2,569.14 × 1,022.44
  4. Step 4: Simplify right side
    1,861.58x = 2,626,791.50
  5. Step 5: Solve for x
    x = 2,626,791.50/1,861.58
  6. Step 6: Final answer
    x = 1,411.05

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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.