Home / 3,110.16-4,663.56-1,937.28

Finding the Fourth Proportional to 3,110.16, 4,663.56 and 1,937.28

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Solution

The fourth proportional to 3,110.16, 4,663.56 and 1,937.28 is: 2,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.16 : 4,663.56 = 1,937.28 : x
  2. Step 2: Convert to fraction form
    3,110.16/4,663.56 = 1,937.28/x
  3. Step 3: Cross multiply
    3,110.16x = 4,663.56 × 1,937.28
  4. Step 4: Simplify right side
    3,110.16x = 9,034,621.52
  5. Step 5: Solve for x
    x = 9,034,621.52/3,110.16
  6. Step 6: Final answer
    x = 2,904.87

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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.