Home / 3,605.09-5,426.76-2,572.25

Finding the Fourth Proportional to 3,605.09, 5,426.76 and 2,572.25

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Solution

The fourth proportional to 3,605.09, 5,426.76 and 2,572.25 is: 3,872.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.09 : 5,426.76 = 2,572.25 : x
  2. Step 2: Convert to fraction form
    3,605.09/5,426.76 = 2,572.25/x
  3. Step 3: Cross multiply
    3,605.09x = 5,426.76 × 2,572.25
  4. Step 4: Simplify right side
    3,605.09x = 13,958,956.28
  5. Step 5: Solve for x
    x = 13,958,956.28/3,605.09
  6. Step 6: Final answer
    x = 3,872.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.