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Finding the Fourth Proportional to 9,799.80, 14,696.28 and 3,558.24

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Solution

The fourth proportional to 9,799.80, 14,696.28 and 3,558.24 is: 5,336.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,799.80 : 14,696.28 = 3,558.24 : x
  2. Step 2: Convert to fraction form
    9,799.80/14,696.28 = 3,558.24/x
  3. Step 3: Cross multiply
    9,799.80x = 14,696.28 × 3,558.24
  4. Step 4: Simplify right side
    9,799.80x = 52,292,891.35
  5. Step 5: Solve for x
    x = 52,292,891.35/9,799.80
  6. Step 6: Final answer
    x = 5,336.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.