Home / 3,318.77-4,967.51-2,205.62

Finding the Fourth Proportional to 3,318.77, 4,967.51 and 2,205.62

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Solution

The fourth proportional to 3,318.77, 4,967.51 and 2,205.62 is: 3,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.77 : 4,967.51 = 2,205.62 : x
  2. Step 2: Convert to fraction form
    3,318.77/4,967.51 = 2,205.62/x
  3. Step 3: Cross multiply
    3,318.77x = 4,967.51 × 2,205.62
  4. Step 4: Simplify right side
    3,318.77x = 10,956,403.54
  5. Step 5: Solve for x
    x = 10,956,403.54/3,318.77
  6. Step 6: Final answer
    x = 3,301.35

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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.