Home / 2,283.92-3,151.81-1,339.52

Finding the Fourth Proportional to 2,283.92, 3,151.81 and 1,339.52

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Solution

The fourth proportional to 2,283.92, 3,151.81 and 1,339.52 is: 1,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.92 : 3,151.81 = 1,339.52 : x
  2. Step 2: Convert to fraction form
    2,283.92/3,151.81 = 1,339.52/x
  3. Step 3: Cross multiply
    2,283.92x = 3,151.81 × 1,339.52
  4. Step 4: Simplify right side
    2,283.92x = 4,221,912.53
  5. Step 5: Solve for x
    x = 4,221,912.53/2,283.92
  6. Step 6: Final answer
    x = 1,848.54

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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.