Home / 4,060.61-6,091.66-1,287.98

Finding the Fourth Proportional to 4,060.61, 6,091.66 and 1,287.98

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Solution

The fourth proportional to 4,060.61, 6,091.66 and 1,287.98 is: 1,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060.61 : 6,091.66 = 1,287.98 : x
  2. Step 2: Convert to fraction form
    4,060.61/6,091.66 = 1,287.98/x
  3. Step 3: Cross multiply
    4,060.61x = 6,091.66 × 1,287.98
  4. Step 4: Simplify right side
    4,060.61x = 7,845,905.79
  5. Step 5: Solve for x
    x = 7,845,905.79/4,060.61
  6. Step 6: Final answer
    x = 1,932.20

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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.