Home / 7,344.75-10,136.30-4,550.79

Finding the Fourth Proportional to 7,344.75, 10,136.30 and 4,550.79

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Solution

The fourth proportional to 7,344.75, 10,136.30 and 4,550.79 is: 6,280.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.75 : 10,136.30 = 4,550.79 : x
  2. Step 2: Convert to fraction form
    7,344.75/10,136.30 = 4,550.79/x
  3. Step 3: Cross multiply
    7,344.75x = 10,136.30 × 4,550.79
  4. Step 4: Simplify right side
    7,344.75x = 46,128,149.92
  5. Step 5: Solve for x
    x = 46,128,149.92/7,344.75
  6. Step 6: Final answer
    x = 6,280.42

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Half scale
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Double scale
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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.