Home / 2,613.97-3,607.26-1,435.02

Finding the Fourth Proportional to 2,613.97, 3,607.26 and 1,435.02

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Solution

The fourth proportional to 2,613.97, 3,607.26 and 1,435.02 is: 1,980.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,613.97 : 3,607.26 = 1,435.02 : x
  2. Step 2: Convert to fraction form
    2,613.97/3,607.26 = 1,435.02/x
  3. Step 3: Cross multiply
    2,613.97x = 3,607.26 × 1,435.02
  4. Step 4: Simplify right side
    2,613.97x = 5,176,490.25
  5. Step 5: Solve for x
    x = 5,176,490.25/2,613.97
  6. Step 6: Final answer
    x = 1,980.32

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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.