Home / 7,299.75-10,073.67-4,155.94

Finding the Fourth Proportional to 7,299.75, 10,073.67 and 4,155.94

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Solution

The fourth proportional to 7,299.75, 10,073.67 and 4,155.94 is: 5,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.75 : 10,073.67 = 4,155.94 : x
  2. Step 2: Convert to fraction form
    7,299.75/10,073.67 = 4,155.94/x
  3. Step 3: Cross multiply
    7,299.75x = 10,073.67 × 4,155.94
  4. Step 4: Simplify right side
    7,299.75x = 41,865,542.92
  5. Step 5: Solve for x
    x = 41,865,542.92/7,299.75
  6. Step 6: Final answer
    x = 5,735.20

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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.