Home / 9,701.31-14,549.29-2,679.64

Finding the Fourth Proportional to 9,701.31, 14,549.29 and 2,679.64

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Solution

The fourth proportional to 9,701.31, 14,549.29 and 2,679.64 is: 4,018.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.31 : 14,549.29 = 2,679.64 : x
  2. Step 2: Convert to fraction form
    9,701.31/14,549.29 = 2,679.64/x
  3. Step 3: Cross multiply
    9,701.31x = 14,549.29 × 2,679.64
  4. Step 4: Simplify right side
    9,701.31x = 38,986,859.46
  5. Step 5: Solve for x
    x = 38,986,859.46/9,701.31
  6. Step 6: Final answer
    x = 4,018.72

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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.