Home / 2,618.02-3,613.94-1,569.88

Finding the Fourth Proportional to 2,618.02, 3,613.94 and 1,569.88

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Solution

The fourth proportional to 2,618.02, 3,613.94 and 1,569.88 is: 2,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618.02 : 3,613.94 = 1,569.88 : x
  2. Step 2: Convert to fraction form
    2,618.02/3,613.94 = 1,569.88/x
  3. Step 3: Cross multiply
    2,618.02x = 3,613.94 × 1,569.88
  4. Step 4: Simplify right side
    2,618.02x = 5,673,452.13
  5. Step 5: Solve for x
    x = 5,673,452.13/2,618.02
  6. Step 6: Final answer
    x = 2,167.08

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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.