Home / 2,603.48-3,914.59-2,400.53

Finding the Fourth Proportional to 2,603.48, 3,914.59 and 2,400.53

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Solution

The fourth proportional to 2,603.48, 3,914.59 and 2,400.53 is: 3,609.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,603.48 : 3,914.59 = 2,400.53 : x
  2. Step 2: Convert to fraction form
    2,603.48/3,914.59 = 2,400.53/x
  3. Step 3: Cross multiply
    2,603.48x = 3,914.59 × 2,400.53
  4. Step 4: Simplify right side
    2,603.48x = 9,397,090.73
  5. Step 5: Solve for x
    x = 9,397,090.73/2,603.48
  6. Step 6: Final answer
    x = 3,609.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.