Home / 7,825.53-11,739.38-2,632.89

Finding the Fourth Proportional to 7,825.53, 11,739.38 and 2,632.89

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Solution

The fourth proportional to 7,825.53, 11,739.38 and 2,632.89 is: 3,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,825.53 : 11,739.38 = 2,632.89 : x
  2. Step 2: Convert to fraction form
    7,825.53/11,739.38 = 2,632.89/x
  3. Step 3: Cross multiply
    7,825.53x = 11,739.38 × 2,632.89
  4. Step 4: Simplify right side
    7,825.53x = 30,908,483.04
  5. Step 5: Solve for x
    x = 30,908,483.04/7,825.53
  6. Step 6: Final answer
    x = 3,949.70

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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.