Home / 4,882.95-7,321.60-4,299.12

Finding the Fourth Proportional to 4,882.95, 7,321.60 and 4,299.12

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Solution

The fourth proportional to 4,882.95, 7,321.60 and 4,299.12 is: 6,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.95 : 7,321.60 = 4,299.12 : x
  2. Step 2: Convert to fraction form
    4,882.95/7,321.60 = 4,299.12/x
  3. Step 3: Cross multiply
    4,882.95x = 7,321.60 × 4,299.12
  4. Step 4: Simplify right side
    4,882.95x = 31,476,442.37
  5. Step 5: Solve for x
    x = 31,476,442.37/4,882.95
  6. Step 6: Final answer
    x = 6,446.20

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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.