Home / 7,429.20-11,134.08-3,041.64

Finding the Fourth Proportional to 7,429.20, 11,134.08 and 3,041.64

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Solution

The fourth proportional to 7,429.20, 11,134.08 and 3,041.64 is: 4,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.20 : 11,134.08 = 3,041.64 : x
  2. Step 2: Convert to fraction form
    7,429.20/11,134.08 = 3,041.64/x
  3. Step 3: Cross multiply
    7,429.20x = 11,134.08 × 3,041.64
  4. Step 4: Simplify right side
    7,429.20x = 33,865,863.09
  5. Step 5: Solve for x
    x = 33,865,863.09/7,429.20
  6. Step 6: Final answer
    x = 4,558.48

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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.