Home / 7,402.77-11,104.20-2,208.69

Finding the Fourth Proportional to 7,402.77, 11,104.20 and 2,208.69

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Solution

The fourth proportional to 7,402.77, 11,104.20 and 2,208.69 is: 3,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.77 : 11,104.20 = 2,208.69 : x
  2. Step 2: Convert to fraction form
    7,402.77/11,104.20 = 2,208.69/x
  3. Step 3: Cross multiply
    7,402.77x = 11,104.20 × 2,208.69
  4. Step 4: Simplify right side
    7,402.77x = 24,525,735.50
  5. Step 5: Solve for x
    x = 24,525,735.50/7,402.77
  6. Step 6: Final answer
    x = 3,313.05

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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.