Home / 2,403.97-3,317.48-1,356.03

Finding the Fourth Proportional to 2,403.97, 3,317.48 and 1,356.03

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Solution

The fourth proportional to 2,403.97, 3,317.48 and 1,356.03 is: 1,871.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.97 : 3,317.48 = 1,356.03 : x
  2. Step 2: Convert to fraction form
    2,403.97/3,317.48 = 1,356.03/x
  3. Step 3: Cross multiply
    2,403.97x = 3,317.48 × 1,356.03
  4. Step 4: Simplify right side
    2,403.97x = 4,498,602.40
  5. Step 5: Solve for x
    x = 4,498,602.40/2,403.97
  6. Step 6: Final answer
    x = 1,871.32

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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.