Home / 7,459.96-11,189.64-2,529.61

Finding the Fourth Proportional to 7,459.96, 11,189.64 and 2,529.61

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Solution

The fourth proportional to 7,459.96, 11,189.64 and 2,529.61 is: 3,794.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.96 : 11,189.64 = 2,529.61 : x
  2. Step 2: Convert to fraction form
    7,459.96/11,189.64 = 2,529.61/x
  3. Step 3: Cross multiply
    7,459.96x = 11,189.64 × 2,529.61
  4. Step 4: Simplify right side
    7,459.96x = 28,305,356.64
  5. Step 5: Solve for x
    x = 28,305,356.64/7,459.96
  6. Step 6: Final answer
    x = 3,794.31

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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.