Home / 7,731.85-11,597.46-3,570.49

Finding the Fourth Proportional to 7,731.85, 11,597.46 and 3,570.49

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Solution

The fourth proportional to 7,731.85, 11,597.46 and 3,570.49 is: 5,355.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.85 : 11,597.46 = 3,570.49 : x
  2. Step 2: Convert to fraction form
    7,731.85/11,597.46 = 3,570.49/x
  3. Step 3: Cross multiply
    7,731.85x = 11,597.46 × 3,570.49
  4. Step 4: Simplify right side
    7,731.85x = 41,408,614.96
  5. Step 5: Solve for x
    x = 41,408,614.96/7,731.85
  6. Step 6: Final answer
    x = 5,355.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.