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Finding the Fourth Proportional to 5,293.94, 7,310.27 and 3,307.88

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Solution

The fourth proportional to 5,293.94, 7,310.27 and 3,307.88 is: 4,567.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.94 : 7,310.27 = 3,307.88 : x
  2. Step 2: Convert to fraction form
    5,293.94/7,310.27 = 3,307.88/x
  3. Step 3: Cross multiply
    5,293.94x = 7,310.27 × 3,307.88
  4. Step 4: Simplify right side
    5,293.94x = 24,181,522.47
  5. Step 5: Solve for x
    x = 24,181,522.47/5,293.94
  6. Step 6: Final answer
    x = 4,567.78

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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.