Home / 4,853.94-6,700.95-3,438.78

Finding the Fourth Proportional to 4,853.94, 6,700.95 and 3,438.78

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Solution

The fourth proportional to 4,853.94, 6,700.95 and 3,438.78 is: 4,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.94 : 6,700.95 = 3,438.78 : x
  2. Step 2: Convert to fraction form
    4,853.94/6,700.95 = 3,438.78/x
  3. Step 3: Cross multiply
    4,853.94x = 6,700.95 × 3,438.78
  4. Step 4: Simplify right side
    4,853.94x = 23,043,092.84
  5. Step 5: Solve for x
    x = 23,043,092.84/4,853.94
  6. Step 6: Final answer
    x = 4,747.30

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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.