Home / 5,451.59-8,176.61-1,753.35

Finding the Fourth Proportional to 5,451.59, 8,176.61 and 1,753.35

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Solution

The fourth proportional to 5,451.59, 8,176.61 and 1,753.35 is: 2,629.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.59 : 8,176.61 = 1,753.35 : x
  2. Step 2: Convert to fraction form
    5,451.59/8,176.61 = 1,753.35/x
  3. Step 3: Cross multiply
    5,451.59x = 8,176.61 × 1,753.35
  4. Step 4: Simplify right side
    5,451.59x = 14,336,459.14
  5. Step 5: Solve for x
    x = 14,336,459.14/5,451.59
  6. Step 6: Final answer
    x = 2,629.78

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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.