Home / 9,986.96-14,976.06-3,742.58

Finding the Fourth Proportional to 9,986.96, 14,976.06 and 3,742.58

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Solution

The fourth proportional to 9,986.96, 14,976.06 and 3,742.58 is: 5,612.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.96 : 14,976.06 = 3,742.58 : x
  2. Step 2: Convert to fraction form
    9,986.96/14,976.06 = 3,742.58/x
  3. Step 3: Cross multiply
    9,986.96x = 14,976.06 × 3,742.58
  4. Step 4: Simplify right side
    9,986.96x = 56,049,102.63
  5. Step 5: Solve for x
    x = 56,049,102.63/9,986.96
  6. Step 6: Final answer
    x = 5,612.23

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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.