Home / 3,157.67-4,355.61-2,527.49

Finding the Fourth Proportional to 3,157.67, 4,355.61 and 2,527.49

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Solution

The fourth proportional to 3,157.67, 4,355.61 and 2,527.49 is: 3,486.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157.67 : 4,355.61 = 2,527.49 : x
  2. Step 2: Convert to fraction form
    3,157.67/4,355.61 = 2,527.49/x
  3. Step 3: Cross multiply
    3,157.67x = 4,355.61 × 2,527.49
  4. Step 4: Simplify right side
    3,157.67x = 11,008,738.94
  5. Step 5: Solve for x
    x = 11,008,738.94/3,157.67
  6. Step 6: Final answer
    x = 3,486.35

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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.