Home / 1,632.44-2,449.35-707.54

Finding the Fourth Proportional to 1,632.44, 2,449.35 and 707.54

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Solution

The fourth proportional to 1,632.44, 2,449.35 and 707.54 is: 1,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.44 : 2,449.35 = 707.54 : x
  2. Step 2: Convert to fraction form
    1,632.44/2,449.35 = 707.54/x
  3. Step 3: Cross multiply
    1,632.44x = 2,449.35 × 707.54
  4. Step 4: Simplify right side
    1,632.44x = 1,733,000.85
  5. Step 5: Solve for x
    x = 1,733,000.85/1,632.44
  6. Step 6: Final answer
    x = 1,061.60

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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.