Home / 9,987.06-14,975.19-3,060.66

Finding the Fourth Proportional to 9,987.06, 14,975.19 and 3,060.66

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Solution

The fourth proportional to 9,987.06, 14,975.19 and 3,060.66 is: 4,589.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,987.06 : 14,975.19 = 3,060.66 : x
  2. Step 2: Convert to fraction form
    9,987.06/14,975.19 = 3,060.66/x
  3. Step 3: Cross multiply
    9,987.06x = 14,975.19 × 3,060.66
  4. Step 4: Simplify right side
    9,987.06x = 45,833,965.03
  5. Step 5: Solve for x
    x = 45,833,965.03/9,987.06
  6. Step 6: Final answer
    x = 4,589.34

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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.