Home / 7,293.39-10,064.79-4,149.57

Finding the Fourth Proportional to 7,293.39, 10,064.79 and 4,149.57

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Solution

The fourth proportional to 7,293.39, 10,064.79 and 4,149.57 is: 5,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.39 : 10,064.79 = 4,149.57 : x
  2. Step 2: Convert to fraction form
    7,293.39/10,064.79 = 4,149.57/x
  3. Step 3: Cross multiply
    7,293.39x = 10,064.79 × 4,149.57
  4. Step 4: Simplify right side
    7,293.39x = 41,764,550.64
  5. Step 5: Solve for x
    x = 41,764,550.64/7,293.39
  6. Step 6: Final answer
    x = 5,726.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.