Home / 10,325.17-15,487.44-3,305.61

Finding the Fourth Proportional to 10,325.17, 15,487.44 and 3,305.61

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Solution

The fourth proportional to 10,325.17, 15,487.44 and 3,305.61 is: 4,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,325.17 : 15,487.44 = 3,305.61 : x
  2. Step 2: Convert to fraction form
    10,325.17/15,487.44 = 3,305.61/x
  3. Step 3: Cross multiply
    10,325.17x = 15,487.44 × 3,305.61
  4. Step 4: Simplify right side
    10,325.17x = 51,195,424.14
  5. Step 5: Solve for x
    x = 51,195,424.14/10,325.17
  6. Step 6: Final answer
    x = 4,958.31

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1.5x scale

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.