Home / 9,127.79-13,691.70-2,202.29

Finding the Fourth Proportional to 9,127.79, 13,691.70 and 2,202.29

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Solution

The fourth proportional to 9,127.79, 13,691.70 and 2,202.29 is: 3,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.79 : 13,691.70 = 2,202.29 : x
  2. Step 2: Convert to fraction form
    9,127.79/13,691.70 = 2,202.29/x
  3. Step 3: Cross multiply
    9,127.79x = 13,691.70 × 2,202.29
  4. Step 4: Simplify right side
    9,127.79x = 30,153,093.99
  5. Step 5: Solve for x
    x = 30,153,093.99/9,127.79
  6. Step 6: Final answer
    x = 3,303.44

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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.