Home / 7,356.07-11,032.75-2,160.73

Finding the Fourth Proportional to 7,356.07, 11,032.75 and 2,160.73

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Solution

The fourth proportional to 7,356.07, 11,032.75 and 2,160.73 is: 3,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.07 : 11,032.75 = 2,160.73 : x
  2. Step 2: Convert to fraction form
    7,356.07/11,032.75 = 2,160.73/x
  3. Step 3: Cross multiply
    7,356.07x = 11,032.75 × 2,160.73
  4. Step 4: Simplify right side
    7,356.07x = 23,838,793.91
  5. Step 5: Solve for x
    x = 23,838,793.91/7,356.07
  6. Step 6: Final answer
    x = 3,240.70

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1.5x scale

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.