Home / 2,352.12-3,528.36-792.13

Finding the Fourth Proportional to 2,352.12, 3,528.36 and 792.13

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Solution

The fourth proportional to 2,352.12, 3,528.36 and 792.13 is: 1,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.12 : 3,528.36 = 792.13 : x
  2. Step 2: Convert to fraction form
    2,352.12/3,528.36 = 792.13/x
  3. Step 3: Cross multiply
    2,352.12x = 3,528.36 × 792.13
  4. Step 4: Simplify right side
    2,352.12x = 2,794,910.99
  5. Step 5: Solve for x
    x = 2,794,910.99/2,352.12
  6. Step 6: Final answer
    x = 1,188.25

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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.