Home / 3,528.74-5,293.82-1,774.89

Finding the Fourth Proportional to 3,528.74, 5,293.82 and 1,774.89

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Solution

The fourth proportional to 3,528.74, 5,293.82 and 1,774.89 is: 2,662.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.74 : 5,293.82 = 1,774.89 : x
  2. Step 2: Convert to fraction form
    3,528.74/5,293.82 = 1,774.89/x
  3. Step 3: Cross multiply
    3,528.74x = 5,293.82 × 1,774.89
  4. Step 4: Simplify right side
    3,528.74x = 9,395,952.62
  5. Step 5: Solve for x
    x = 9,395,952.62/3,528.74
  6. Step 6: Final answer
    x = 2,662.69

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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.