Home / 3,110.12-4,663.08-1,234.77

Finding the Fourth Proportional to 3,110.12, 4,663.08 and 1,234.77

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Solution

The fourth proportional to 3,110.12, 4,663.08 and 1,234.77 is: 1,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.12 : 4,663.08 = 1,234.77 : x
  2. Step 2: Convert to fraction form
    3,110.12/4,663.08 = 1,234.77/x
  3. Step 3: Cross multiply
    3,110.12x = 4,663.08 × 1,234.77
  4. Step 4: Simplify right side
    3,110.12x = 5,757,831.29
  5. Step 5: Solve for x
    x = 5,757,831.29/3,110.12
  6. Step 6: Final answer
    x = 1,851.32

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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.