Home / 8,066.60-11,125.38-5,274.92

Finding the Fourth Proportional to 8,066.60, 11,125.38 and 5,274.92

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Solution

The fourth proportional to 8,066.60, 11,125.38 and 5,274.92 is: 7,275.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,066.60 : 11,125.38 = 5,274.92 : x
  2. Step 2: Convert to fraction form
    8,066.60/11,125.38 = 5,274.92/x
  3. Step 3: Cross multiply
    8,066.60x = 11,125.38 × 5,274.92
  4. Step 4: Simplify right side
    8,066.60x = 58,685,489.47
  5. Step 5: Solve for x
    x = 58,685,489.47/8,066.60
  6. Step 6: Final answer
    x = 7,275.12

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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.