Home / 1,827.66-2,520.87-1,197.18

Finding the Fourth Proportional to 1,827.66, 2,520.87 and 1,197.18

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Solution

The fourth proportional to 1,827.66, 2,520.87 and 1,197.18 is: 1,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.66 : 2,520.87 = 1,197.18 : x
  2. Step 2: Convert to fraction form
    1,827.66/2,520.87 = 1,197.18/x
  3. Step 3: Cross multiply
    1,827.66x = 2,520.87 × 1,197.18
  4. Step 4: Simplify right side
    1,827.66x = 3,017,935.15
  5. Step 5: Solve for x
    x = 3,017,935.15/1,827.66
  6. Step 6: Final answer
    x = 1,651.26

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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.