Home / 9,224.96-12,730.16-5,246.64

Finding the Fourth Proportional to 9,224.96, 12,730.16 and 5,246.64

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Solution

The fourth proportional to 9,224.96, 12,730.16 and 5,246.64 is: 7,240.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,224.96 : 12,730.16 = 5,246.64 : x
  2. Step 2: Convert to fraction form
    9,224.96/12,730.16 = 5,246.64/x
  3. Step 3: Cross multiply
    9,224.96x = 12,730.16 × 5,246.64
  4. Step 4: Simplify right side
    9,224.96x = 66,790,579.78
  5. Step 5: Solve for x
    x = 66,790,579.78/9,224.96
  6. Step 6: Final answer
    x = 7,240.21

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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.