Home / 9,402.64-14,104.08-3,856.88

Finding the Fourth Proportional to 9,402.64, 14,104.08 and 3,856.88

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Solution

The fourth proportional to 9,402.64, 14,104.08 and 3,856.88 is: 5,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,402.64 : 14,104.08 = 3,856.88 : x
  2. Step 2: Convert to fraction form
    9,402.64/14,104.08 = 3,856.88/x
  3. Step 3: Cross multiply
    9,402.64x = 14,104.08 × 3,856.88
  4. Step 4: Simplify right side
    9,402.64x = 54,397,744.07
  5. Step 5: Solve for x
    x = 54,397,744.07/9,402.64
  6. Step 6: Final answer
    x = 5,785.37

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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.