Home / 10,424.76-15,639.42-3,029.46

Finding the Fourth Proportional to 10,424.76, 15,639.42 and 3,029.46

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Solution

The fourth proportional to 10,424.76, 15,639.42 and 3,029.46 is: 4,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424.76 : 15,639.42 = 3,029.46 : x
  2. Step 2: Convert to fraction form
    10,424.76/15,639.42 = 3,029.46/x
  3. Step 3: Cross multiply
    10,424.76x = 15,639.42 × 3,029.46
  4. Step 4: Simplify right side
    10,424.76x = 47,378,997.31
  5. Step 5: Solve for x
    x = 47,378,997.31/10,424.76
  6. Step 6: Final answer
    x = 4,544.85

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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.