Home / 7,394.08-11,089.44-2,129.08

Finding the Fourth Proportional to 7,394.08, 11,089.44 and 2,129.08

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Solution

The fourth proportional to 7,394.08, 11,089.44 and 2,129.08 is: 3,193.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.08 : 11,089.44 = 2,129.08 : x
  2. Step 2: Convert to fraction form
    7,394.08/11,089.44 = 2,129.08/x
  3. Step 3: Cross multiply
    7,394.08x = 11,089.44 × 2,129.08
  4. Step 4: Simplify right side
    7,394.08x = 23,610,304.92
  5. Step 5: Solve for x
    x = 23,610,304.92/7,394.08
  6. Step 6: Final answer
    x = 3,193.14

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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.