Home / 3,202.47-4,421.15-2,213.07

Finding the Fourth Proportional to 3,202.47, 4,421.15 and 2,213.07

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Solution

The fourth proportional to 3,202.47, 4,421.15 and 2,213.07 is: 3,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.47 : 4,421.15 = 2,213.07 : x
  2. Step 2: Convert to fraction form
    3,202.47/4,421.15 = 2,213.07/x
  3. Step 3: Cross multiply
    3,202.47x = 4,421.15 × 2,213.07
  4. Step 4: Simplify right side
    3,202.47x = 9,784,314.43
  5. Step 5: Solve for x
    x = 9,784,314.43/3,202.47
  6. Step 6: Final answer
    x = 3,055.24

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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.