Home / 7,500.79-11,241.87-4,216.24

Finding the Fourth Proportional to 7,500.79, 11,241.87 and 4,216.24

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Solution

The fourth proportional to 7,500.79, 11,241.87 and 4,216.24 is: 6,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.79 : 11,241.87 = 4,216.24 : x
  2. Step 2: Convert to fraction form
    7,500.79/11,241.87 = 4,216.24/x
  3. Step 3: Cross multiply
    7,500.79x = 11,241.87 × 4,216.24
  4. Step 4: Simplify right side
    7,500.79x = 47,398,421.97
  5. Step 5: Solve for x
    x = 47,398,421.97/7,500.79
  6. Step 6: Final answer
    x = 6,319.12

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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.