Home / 3,366.48-4,647.87-2,480.74

Finding the Fourth Proportional to 3,366.48, 4,647.87 and 2,480.74

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Solution

The fourth proportional to 3,366.48, 4,647.87 and 2,480.74 is: 3,424.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,366.48 : 4,647.87 = 2,480.74 : x
  2. Step 2: Convert to fraction form
    3,366.48/4,647.87 = 2,480.74/x
  3. Step 3: Cross multiply
    3,366.48x = 4,647.87 × 2,480.74
  4. Step 4: Simplify right side
    3,366.48x = 11,530,144.62
  5. Step 5: Solve for x
    x = 11,530,144.62/3,366.48
  6. Step 6: Final answer
    x = 3,424.99

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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.