Home / 7,176.62-10,752.75-4,397.49

Finding the Fourth Proportional to 7,176.62, 10,752.75 and 4,397.49

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Solution

The fourth proportional to 7,176.62, 10,752.75 and 4,397.49 is: 6,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176.62 : 10,752.75 = 4,397.49 : x
  2. Step 2: Convert to fraction form
    7,176.62/10,752.75 = 4,397.49/x
  3. Step 3: Cross multiply
    7,176.62x = 10,752.75 × 4,397.49
  4. Step 4: Simplify right side
    7,176.62x = 47,285,110.60
  5. Step 5: Solve for x
    x = 47,285,110.60/7,176.62
  6. Step 6: Final answer
    x = 6,588.78

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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.