Home / 4,775.28-6,589.98-2,679.54

Finding the Fourth Proportional to 4,775.28, 6,589.98 and 2,679.54

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Solution

The fourth proportional to 4,775.28, 6,589.98 and 2,679.54 is: 3,697.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.28 : 6,589.98 = 2,679.54 : x
  2. Step 2: Convert to fraction form
    4,775.28/6,589.98 = 2,679.54/x
  3. Step 3: Cross multiply
    4,775.28x = 6,589.98 × 2,679.54
  4. Step 4: Simplify right side
    4,775.28x = 17,658,115.01
  5. Step 5: Solve for x
    x = 17,658,115.01/4,775.28
  6. Step 6: Final answer
    x = 3,697.82

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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.