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Finding the Fourth Proportional to 5,653.26, 7,797.87 and 3,553.74

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Solution

The fourth proportional to 5,653.26, 7,797.87 and 3,553.74 is: 4,901.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.26 : 7,797.87 = 3,553.74 : x
  2. Step 2: Convert to fraction form
    5,653.26/7,797.87 = 3,553.74/x
  3. Step 3: Cross multiply
    5,653.26x = 7,797.87 × 3,553.74
  4. Step 4: Simplify right side
    5,653.26x = 27,711,602.53
  5. Step 5: Solve for x
    x = 27,711,602.53/5,653.26
  6. Step 6: Final answer
    x = 4,901.88

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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.