Home / 7,900.16-11,853.70-3,743.14

Finding the Fourth Proportional to 7,900.16, 11,853.70 and 3,743.14

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Solution

The fourth proportional to 7,900.16, 11,853.70 and 3,743.14 is: 5,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.16 : 11,853.70 = 3,743.14 : x
  2. Step 2: Convert to fraction form
    7,900.16/11,853.70 = 3,743.14/x
  3. Step 3: Cross multiply
    7,900.16x = 11,853.70 × 3,743.14
  4. Step 4: Simplify right side
    7,900.16x = 44,369,999.35
  5. Step 5: Solve for x
    x = 44,369,999.35/7,900.16
  6. Step 6: Final answer
    x = 5,616.34

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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.