Home / 3,281.24-4,528.10-1,789.14

Finding the Fourth Proportional to 3,281.24, 4,528.10 and 1,789.14

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Solution

The fourth proportional to 3,281.24, 4,528.10 and 1,789.14 is: 2,469.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281.24 : 4,528.10 = 1,789.14 : x
  2. Step 2: Convert to fraction form
    3,281.24/4,528.10 = 1,789.14/x
  3. Step 3: Cross multiply
    3,281.24x = 4,528.10 × 1,789.14
  4. Step 4: Simplify right side
    3,281.24x = 8,101,404.83
  5. Step 5: Solve for x
    x = 8,101,404.83/3,281.24
  6. Step 6: Final answer
    x = 2,469.01

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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.