Home / 3,340.86-4,611.09-1,924.74

Finding the Fourth Proportional to 3,340.86, 4,611.09 and 1,924.74

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Solution

The fourth proportional to 3,340.86, 4,611.09 and 1,924.74 is: 2,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,340.86 : 4,611.09 = 1,924.74 : x
  2. Step 2: Convert to fraction form
    3,340.86/4,611.09 = 1,924.74/x
  3. Step 3: Cross multiply
    3,340.86x = 4,611.09 × 1,924.74
  4. Step 4: Simplify right side
    3,340.86x = 8,875,149.37
  5. Step 5: Solve for x
    x = 8,875,149.37/3,340.86
  6. Step 6: Final answer
    x = 2,656.55

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Half scale
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Double scale
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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.