Home / 7,535.25-10,399.25-4,179.11

Finding the Fourth Proportional to 7,535.25, 10,399.25 and 4,179.11

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Solution

The fourth proportional to 7,535.25, 10,399.25 and 4,179.11 is: 5,767.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.25 : 10,399.25 = 4,179.11 : x
  2. Step 2: Convert to fraction form
    7,535.25/10,399.25 = 4,179.11/x
  3. Step 3: Cross multiply
    7,535.25x = 10,399.25 × 4,179.11
  4. Step 4: Simplify right side
    7,535.25x = 43,459,609.67
  5. Step 5: Solve for x
    x = 43,459,609.67/7,535.25
  6. Step 6: Final answer
    x = 5,767.51

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Half scale
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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.