Home / 6,246.92-8,627.21-5,403.58

Finding the Fourth Proportional to 6,246.92, 8,627.21 and 5,403.58

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Solution

The fourth proportional to 6,246.92, 8,627.21 and 5,403.58 is: 7,462.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246.92 : 8,627.21 = 5,403.58 : x
  2. Step 2: Convert to fraction form
    6,246.92/8,627.21 = 5,403.58/x
  3. Step 3: Cross multiply
    6,246.92x = 8,627.21 × 5,403.58
  4. Step 4: Simplify right side
    6,246.92x = 46,617,791.09
  5. Step 5: Solve for x
    x = 46,617,791.09/6,246.92
  6. Step 6: Final answer
    x = 7,462.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.