Home / 9,475.13-14,211.57-2,905.85

Finding the Fourth Proportional to 9,475.13, 14,211.57 and 2,905.85

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Solution

The fourth proportional to 9,475.13, 14,211.57 and 2,905.85 is: 4,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.13 : 14,211.57 = 2,905.85 : x
  2. Step 2: Convert to fraction form
    9,475.13/14,211.57 = 2,905.85/x
  3. Step 3: Cross multiply
    9,475.13x = 14,211.57 × 2,905.85
  4. Step 4: Simplify right side
    9,475.13x = 41,296,690.68
  5. Step 5: Solve for x
    x = 41,296,690.68/9,475.13
  6. Step 6: Final answer
    x = 4,358.43

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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.