Home / 7,241.20-10,859.50-3,730.12

Finding the Fourth Proportional to 7,241.20, 10,859.50 and 3,730.12

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Solution

The fourth proportional to 7,241.20, 10,859.50 and 3,730.12 is: 5,593.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.20 : 10,859.50 = 3,730.12 : x
  2. Step 2: Convert to fraction form
    7,241.20/10,859.50 = 3,730.12/x
  3. Step 3: Cross multiply
    7,241.20x = 10,859.50 × 3,730.12
  4. Step 4: Simplify right side
    7,241.20x = 40,507,215.65
  5. Step 5: Solve for x
    x = 40,507,215.65/7,241.20
  6. Step 6: Final answer
    x = 5,593.99

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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.