Home / 5,634.59-7,775.69-3,150.59

Finding the Fourth Proportional to 5,634.59, 7,775.69 and 3,150.59

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Solution

The fourth proportional to 5,634.59, 7,775.69 and 3,150.59 is: 4,347.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.59 : 7,775.69 = 3,150.59 : x
  2. Step 2: Convert to fraction form
    5,634.59/7,775.69 = 3,150.59/x
  3. Step 3: Cross multiply
    5,634.59x = 7,775.69 × 3,150.59
  4. Step 4: Simplify right side
    5,634.59x = 24,497,956.53
  5. Step 5: Solve for x
    x = 24,497,956.53/5,634.59
  6. Step 6: Final answer
    x = 4,347.78

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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.