Home / 4,940.80-6,818.28-2,702.63

Finding the Fourth Proportional to 4,940.80, 6,818.28 and 2,702.63

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Solution

The fourth proportional to 4,940.80, 6,818.28 and 2,702.63 is: 3,729.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.80 : 6,818.28 = 2,702.63 : x
  2. Step 2: Convert to fraction form
    4,940.80/6,818.28 = 2,702.63/x
  3. Step 3: Cross multiply
    4,940.80x = 6,818.28 × 2,702.63
  4. Step 4: Simplify right side
    4,940.80x = 18,427,294.99
  5. Step 5: Solve for x
    x = 18,427,294.99/4,940.80
  6. Step 6: Final answer
    x = 3,729.62

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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.