Home / 3,512.89-4,838.71-2,448.76

Finding the Fourth Proportional to 3,512.89, 4,838.71 and 2,448.76

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Solution

The fourth proportional to 3,512.89, 4,838.71 and 2,448.76 is: 3,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512.89 : 4,838.71 = 2,448.76 : x
  2. Step 2: Convert to fraction form
    3,512.89/4,838.71 = 2,448.76/x
  3. Step 3: Cross multiply
    3,512.89x = 4,838.71 × 2,448.76
  4. Step 4: Simplify right side
    3,512.89x = 11,848,827.26
  5. Step 5: Solve for x
    x = 11,848,827.26/3,512.89
  6. Step 6: Final answer
    x = 3,372.95

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Half scale
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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.