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Finding the Fourth Proportional to 4,797.95, 6,621.57 and 2,702.48

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Solution

The fourth proportional to 4,797.95, 6,621.57 and 2,702.48 is: 3,729.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,797.95 : 6,621.57 = 2,702.48 : x
  2. Step 2: Convert to fraction form
    4,797.95/6,621.57 = 2,702.48/x
  3. Step 3: Cross multiply
    4,797.95x = 6,621.57 × 2,702.48
  4. Step 4: Simplify right side
    4,797.95x = 17,894,627.39
  5. Step 5: Solve for x
    x = 17,894,627.39/4,797.95
  6. Step 6: Final answer
    x = 3,729.64

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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.