Home / 9,151.48-12,629.03-4,959.73

Finding the Fourth Proportional to 9,151.48, 12,629.03 and 4,959.73

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Solution

The fourth proportional to 9,151.48, 12,629.03 and 4,959.73 is: 6,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.48 : 12,629.03 = 4,959.73 : x
  2. Step 2: Convert to fraction form
    9,151.48/12,629.03 = 4,959.73/x
  3. Step 3: Cross multiply
    9,151.48x = 12,629.03 × 4,959.73
  4. Step 4: Simplify right side
    9,151.48x = 62,636,578.96
  5. Step 5: Solve for x
    x = 62,636,578.96/9,151.48
  6. Step 6: Final answer
    x = 6,844.42

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1.5x scale

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.