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Finding the Fourth Proportional to 5,355.65, 7,396.83 and 4,523.38

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Solution

The fourth proportional to 5,355.65, 7,396.83 and 4,523.38 is: 6,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.65 : 7,396.83 = 4,523.38 : x
  2. Step 2: Convert to fraction form
    5,355.65/7,396.83 = 4,523.38/x
  3. Step 3: Cross multiply
    5,355.65x = 7,396.83 × 4,523.38
  4. Step 4: Simplify right side
    5,355.65x = 33,458,654.39
  5. Step 5: Solve for x
    x = 33,458,654.39/5,355.65
  6. Step 6: Final answer
    x = 6,247.35

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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.