Home / 4,946.94-6,828.98-3,156.84

Finding the Fourth Proportional to 4,946.94, 6,828.98 and 3,156.84

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Solution

The fourth proportional to 4,946.94, 6,828.98 and 3,156.84 is: 4,357.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.94 : 6,828.98 = 3,156.84 : x
  2. Step 2: Convert to fraction form
    4,946.94/6,828.98 = 3,156.84/x
  3. Step 3: Cross multiply
    4,946.94x = 6,828.98 × 3,156.84
  4. Step 4: Simplify right side
    4,946.94x = 21,557,981.44
  5. Step 5: Solve for x
    x = 21,557,981.44/4,946.94
  6. Step 6: Final answer
    x = 4,357.84

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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.