Home / 5,151.16-7,721.52-2,033.36

Finding the Fourth Proportional to 5,151.16, 7,721.52 and 2,033.36

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Solution

The fourth proportional to 5,151.16, 7,721.52 and 2,033.36 is: 3,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.16 : 7,721.52 = 2,033.36 : x
  2. Step 2: Convert to fraction form
    5,151.16/7,721.52 = 2,033.36/x
  3. Step 3: Cross multiply
    5,151.16x = 7,721.52 × 2,033.36
  4. Step 4: Simplify right side
    5,151.16x = 15,700,629.91
  5. Step 5: Solve for x
    x = 15,700,629.91/5,151.16
  6. Step 6: Final answer
    x = 3,047.98

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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.