Home / 10,512.04-15,766.92-3,491.68

Finding the Fourth Proportional to 10,512.04, 15,766.92 and 3,491.68

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Solution

The fourth proportional to 10,512.04, 15,766.92 and 3,491.68 is: 5,237.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.04 : 15,766.92 = 3,491.68 : x
  2. Step 2: Convert to fraction form
    10,512.04/15,766.92 = 3,491.68/x
  3. Step 3: Cross multiply
    10,512.04x = 15,766.92 × 3,491.68
  4. Step 4: Simplify right side
    10,512.04x = 55,053,039.23
  5. Step 5: Solve for x
    x = 55,053,039.23/10,512.04
  6. Step 6: Final answer
    x = 5,237.14

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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.