Home / 8,231.04-11,358.72-4,694.16

Finding the Fourth Proportional to 8,231.04, 11,358.72 and 4,694.16

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Solution

The fourth proportional to 8,231.04, 11,358.72 and 4,694.16 is: 6,477.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231.04 : 11,358.72 = 4,694.16 : x
  2. Step 2: Convert to fraction form
    8,231.04/11,358.72 = 4,694.16/x
  3. Step 3: Cross multiply
    8,231.04x = 11,358.72 × 4,694.16
  4. Step 4: Simplify right side
    8,231.04x = 53,319,649.08
  5. Step 5: Solve for x
    x = 53,319,649.08/8,231.04
  6. Step 6: Final answer
    x = 6,477.88

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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.