Home / 7,159.16-10,738.76-3,873.80

Finding the Fourth Proportional to 7,159.16, 10,738.76 and 3,873.80

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Solution

The fourth proportional to 7,159.16, 10,738.76 and 3,873.80 is: 5,810.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.16 : 10,738.76 = 3,873.80 : x
  2. Step 2: Convert to fraction form
    7,159.16/10,738.76 = 3,873.80/x
  3. Step 3: Cross multiply
    7,159.16x = 10,738.76 × 3,873.80
  4. Step 4: Simplify right side
    7,159.16x = 41,599,808.49
  5. Step 5: Solve for x
    x = 41,599,808.49/7,159.16
  6. Step 6: Final answer
    x = 5,810.71

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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.