Home / 9,701.31-14,555.21-3,856.35

Finding the Fourth Proportional to 9,701.31, 14,555.21 and 3,856.35

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Solution

The fourth proportional to 9,701.31, 14,555.21 and 3,856.35 is: 5,785.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,701.31 : 14,555.21 = 3,856.35 : x
  2. Step 2: Convert to fraction form
    9,701.31/14,555.21 = 3,856.35/x
  3. Step 3: Cross multiply
    9,701.31x = 14,555.21 × 3,856.35
  4. Step 4: Simplify right side
    9,701.31x = 56,129,964.80
  5. Step 5: Solve for x
    x = 56,129,964.80/9,701.31
  6. Step 6: Final answer
    x = 5,785.81

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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.