Home / 7,967.54-11,957.45-4,272.86

Finding the Fourth Proportional to 7,967.54, 11,957.45 and 4,272.86

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Solution

The fourth proportional to 7,967.54, 11,957.45 and 4,272.86 is: 6,412.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,967.54 : 11,957.45 = 4,272.86 : x
  2. Step 2: Convert to fraction form
    7,967.54/11,957.45 = 4,272.86/x
  3. Step 3: Cross multiply
    7,967.54x = 11,957.45 × 4,272.86
  4. Step 4: Simplify right side
    7,967.54x = 51,092,428.66
  5. Step 5: Solve for x
    x = 51,092,428.66/7,967.54
  6. Step 6: Final answer
    x = 6,412.58

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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.