Home / 2,402.40-3,603.60-1,474.95

Finding the Fourth Proportional to 2,402.40, 3,603.60 and 1,474.95

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Solution

The fourth proportional to 2,402.40, 3,603.60 and 1,474.95 is: 2,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.40 : 3,603.60 = 1,474.95 : x
  2. Step 2: Convert to fraction form
    2,402.40/3,603.60 = 1,474.95/x
  3. Step 3: Cross multiply
    2,402.40x = 3,603.60 × 1,474.95
  4. Step 4: Simplify right side
    2,402.40x = 5,315,129.82
  5. Step 5: Solve for x
    x = 5,315,129.82/2,402.40
  6. Step 6: Final answer
    x = 2,212.43

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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.