Home / 5,388.53-8,082.79-4,295.03

Finding the Fourth Proportional to 5,388.53, 8,082.79 and 4,295.03

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Solution

The fourth proportional to 5,388.53, 8,082.79 and 4,295.03 is: 6,442.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388.53 : 8,082.79 = 4,295.03 : x
  2. Step 2: Convert to fraction form
    5,388.53/8,082.79 = 4,295.03/x
  3. Step 3: Cross multiply
    5,388.53x = 8,082.79 × 4,295.03
  4. Step 4: Simplify right side
    5,388.53x = 34,715,774.38
  5. Step 5: Solve for x
    x = 34,715,774.38/5,388.53
  6. Step 6: Final answer
    x = 6,442.54

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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.