Home / 7,349.68-11,026.64-2,155.56

Finding the Fourth Proportional to 7,349.68, 11,026.64 and 2,155.56

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Solution

The fourth proportional to 7,349.68, 11,026.64 and 2,155.56 is: 3,233.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.68 : 11,026.64 = 2,155.56 : x
  2. Step 2: Convert to fraction form
    7,349.68/11,026.64 = 2,155.56/x
  3. Step 3: Cross multiply
    7,349.68x = 11,026.64 × 2,155.56
  4. Step 4: Simplify right side
    7,349.68x = 23,768,584.12
  5. Step 5: Solve for x
    x = 23,768,584.12/7,349.68
  6. Step 6: Final answer
    x = 3,233.96

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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.