Home / 7,398.09-11,101.52-2,957.85

Finding the Fourth Proportional to 7,398.09, 11,101.52 and 2,957.85

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Solution

The fourth proportional to 7,398.09, 11,101.52 and 2,957.85 is: 4,438.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.09 : 11,101.52 = 2,957.85 : x
  2. Step 2: Convert to fraction form
    7,398.09/11,101.52 = 2,957.85/x
  3. Step 3: Cross multiply
    7,398.09x = 11,101.52 × 2,957.85
  4. Step 4: Simplify right side
    7,398.09x = 32,836,630.93
  5. Step 5: Solve for x
    x = 32,836,630.93/7,398.09
  6. Step 6: Final answer
    x = 4,438.53

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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.