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Finding the Fourth Proportional to 3,603.26, 4,972.92 and 2,483.84

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Solution

The fourth proportional to 3,603.26, 4,972.92 and 2,483.84 is: 3,427.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.26 : 4,972.92 = 2,483.84 : x
  2. Step 2: Convert to fraction form
    3,603.26/4,972.92 = 2,483.84/x
  3. Step 3: Cross multiply
    3,603.26x = 4,972.92 × 2,483.84
  4. Step 4: Simplify right side
    3,603.26x = 12,351,937.61
  5. Step 5: Solve for x
    x = 12,351,937.61/3,603.26
  6. Step 6: Final answer
    x = 3,427.99

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1.5x scale

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.