Home / 9,665.32-14,497.70-3,091.90

Finding the Fourth Proportional to 9,665.32, 14,497.70 and 3,091.90

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Solution

The fourth proportional to 9,665.32, 14,497.70 and 3,091.90 is: 4,637.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,665.32 : 14,497.70 = 3,091.90 : x
  2. Step 2: Convert to fraction form
    9,665.32/14,497.70 = 3,091.90/x
  3. Step 3: Cross multiply
    9,665.32x = 14,497.70 × 3,091.90
  4. Step 4: Simplify right side
    9,665.32x = 44,825,438.63
  5. Step 5: Solve for x
    x = 44,825,438.63/9,665.32
  6. Step 6: Final answer
    x = 4,637.76

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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.