Home / 9,620.76-14,431.99-2,695.28

Finding the Fourth Proportional to 9,620.76, 14,431.99 and 2,695.28

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Solution

The fourth proportional to 9,620.76, 14,431.99 and 2,695.28 is: 4,043.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.76 : 14,431.99 = 2,695.28 : x
  2. Step 2: Convert to fraction form
    9,620.76/14,431.99 = 2,695.28/x
  3. Step 3: Cross multiply
    9,620.76x = 14,431.99 × 2,695.28
  4. Step 4: Simplify right side
    9,620.76x = 38,898,254.01
  5. Step 5: Solve for x
    x = 38,898,254.01/9,620.76
  6. Step 6: Final answer
    x = 4,043.16

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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.