Home / 4,442.50-6,661.42-2,218.95

Finding the Fourth Proportional to 4,442.50, 6,661.42 and 2,218.95

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Solution

The fourth proportional to 4,442.50, 6,661.42 and 2,218.95 is: 3,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.50 : 6,661.42 = 2,218.95 : x
  2. Step 2: Convert to fraction form
    4,442.50/6,661.42 = 2,218.95/x
  3. Step 3: Cross multiply
    4,442.50x = 6,661.42 × 2,218.95
  4. Step 4: Simplify right side
    4,442.50x = 14,781,313.51
  5. Step 5: Solve for x
    x = 14,781,313.51/4,442.50
  6. Step 6: Final answer
    x = 3,327.25

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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.