Home / 3,434.22-4,743.11-2,313.21

Finding the Fourth Proportional to 3,434.22, 4,743.11 and 2,313.21

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Solution

The fourth proportional to 3,434.22, 4,743.11 and 2,313.21 is: 3,194.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.22 : 4,743.11 = 2,313.21 : x
  2. Step 2: Convert to fraction form
    3,434.22/4,743.11 = 2,313.21/x
  3. Step 3: Cross multiply
    3,434.22x = 4,743.11 × 2,313.21
  4. Step 4: Simplify right side
    3,434.22x = 10,971,809.48
  5. Step 5: Solve for x
    x = 10,971,809.48/3,434.22
  6. Step 6: Final answer
    x = 3,194.85

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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.