Home / 9,742.34-14,616.90-3,079.85

Finding the Fourth Proportional to 9,742.34, 14,616.90 and 3,079.85

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Solution

The fourth proportional to 9,742.34, 14,616.90 and 3,079.85 is: 4,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.34 : 14,616.90 = 3,079.85 : x
  2. Step 2: Convert to fraction form
    9,742.34/14,616.90 = 3,079.85/x
  3. Step 3: Cross multiply
    9,742.34x = 14,616.90 × 3,079.85
  4. Step 4: Simplify right side
    9,742.34x = 45,017,786.38
  5. Step 5: Solve for x
    x = 45,017,786.38/9,742.34
  6. Step 6: Final answer
    x = 4,620.84

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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.