Home / 6,453.15-9,678.38-2,293.29

Finding the Fourth Proportional to 6,453.15, 9,678.38 and 2,293.29

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Solution

The fourth proportional to 6,453.15, 9,678.38 and 2,293.29 is: 3,439.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.15 : 9,678.38 = 2,293.29 : x
  2. Step 2: Convert to fraction form
    6,453.15/9,678.38 = 2,293.29/x
  3. Step 3: Cross multiply
    6,453.15x = 9,678.38 × 2,293.29
  4. Step 4: Simplify right side
    6,453.15x = 22,195,320.60
  5. Step 5: Solve for x
    x = 22,195,320.60/6,453.15
  6. Step 6: Final answer
    x = 3,439.46

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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.