Home / 4,209.93-5,809.91-2,531.43

Finding the Fourth Proportional to 4,209.93, 5,809.91 and 2,531.43

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Solution

The fourth proportional to 4,209.93, 5,809.91 and 2,531.43 is: 3,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.93 : 5,809.91 = 2,531.43 : x
  2. Step 2: Convert to fraction form
    4,209.93/5,809.91 = 2,531.43/x
  3. Step 3: Cross multiply
    4,209.93x = 5,809.91 × 2,531.43
  4. Step 4: Simplify right side
    4,209.93x = 14,707,367.81
  5. Step 5: Solve for x
    x = 14,707,367.81/4,209.93
  6. Step 6: Final answer
    x = 3,493.49

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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.