Home / 5,186.16-7,152.66-3,769.92

Finding the Fourth Proportional to 5,186.16, 7,152.66 and 3,769.92

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Solution

The fourth proportional to 5,186.16, 7,152.66 and 3,769.92 is: 5,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.16 : 7,152.66 = 3,769.92 : x
  2. Step 2: Convert to fraction form
    5,186.16/7,152.66 = 3,769.92/x
  3. Step 3: Cross multiply
    5,186.16x = 7,152.66 × 3,769.92
  4. Step 4: Simplify right side
    5,186.16x = 26,964,955.99
  5. Step 5: Solve for x
    x = 26,964,955.99/5,186.16
  6. Step 6: Final answer
    x = 5,199.41

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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.