Home / 3,251.10-4,486.23-1,924.80

Finding the Fourth Proportional to 3,251.10, 4,486.23 and 1,924.80

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Solution

The fourth proportional to 3,251.10, 4,486.23 and 1,924.80 is: 2,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.10 : 4,486.23 = 1,924.80 : x
  2. Step 2: Convert to fraction form
    3,251.10/4,486.23 = 1,924.80/x
  3. Step 3: Cross multiply
    3,251.10x = 4,486.23 × 1,924.80
  4. Step 4: Simplify right side
    3,251.10x = 8,635,095.50
  5. Step 5: Solve for x
    x = 8,635,095.50/3,251.10
  6. Step 6: Final answer
    x = 2,656.05

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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.