Home / 9,680.64-14,514.92-4,056.78

Finding the Fourth Proportional to 9,680.64, 14,514.92 and 4,056.78

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Solution

The fourth proportional to 9,680.64, 14,514.92 and 4,056.78 is: 6,082.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,680.64 : 14,514.92 = 4,056.78 : x
  2. Step 2: Convert to fraction form
    9,680.64/14,514.92 = 4,056.78/x
  3. Step 3: Cross multiply
    9,680.64x = 14,514.92 × 4,056.78
  4. Step 4: Simplify right side
    9,680.64x = 58,883,837.16
  5. Step 5: Solve for x
    x = 58,883,837.16/9,680.64
  6. Step 6: Final answer
    x = 6,082.64

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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.