Home / 7,629.52-11,443.34-3,465.12

Finding the Fourth Proportional to 7,629.52, 11,443.34 and 3,465.12

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Solution

The fourth proportional to 7,629.52, 11,443.34 and 3,465.12 is: 5,197.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,629.52 : 11,443.34 = 3,465.12 : x
  2. Step 2: Convert to fraction form
    7,629.52/11,443.34 = 3,465.12/x
  3. Step 3: Cross multiply
    7,629.52x = 11,443.34 × 3,465.12
  4. Step 4: Simplify right side
    7,629.52x = 39,652,546.30
  5. Step 5: Solve for x
    x = 39,652,546.30/7,629.52
  6. Step 6: Final answer
    x = 5,197.25

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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.