Home / 5,675.32-7,832.33-3,157.67

Finding the Fourth Proportional to 5,675.32, 7,832.33 and 3,157.67

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Solution

The fourth proportional to 5,675.32, 7,832.33 and 3,157.67 is: 4,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.32 : 7,832.33 = 3,157.67 : x
  2. Step 2: Convert to fraction form
    5,675.32/7,832.33 = 3,157.67/x
  3. Step 3: Cross multiply
    5,675.32x = 7,832.33 × 3,157.67
  4. Step 4: Simplify right side
    5,675.32x = 24,731,885.05
  5. Step 5: Solve for x
    x = 24,731,885.05/5,675.32
  6. Step 6: Final answer
    x = 4,357.79

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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.