Home / 4,849.68-7,275.20-1,561.67

Finding the Fourth Proportional to 4,849.68, 7,275.20 and 1,561.67

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Solution

The fourth proportional to 4,849.68, 7,275.20 and 1,561.67 is: 2,342.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.68 : 7,275.20 = 1,561.67 : x
  2. Step 2: Convert to fraction form
    4,849.68/7,275.20 = 1,561.67/x
  3. Step 3: Cross multiply
    4,849.68x = 7,275.20 × 1,561.67
  4. Step 4: Simplify right side
    4,849.68x = 11,361,417.40
  5. Step 5: Solve for x
    x = 11,361,417.40/4,849.68
  6. Step 6: Final answer
    x = 2,342.71

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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.