Home / 3,341.87-4,612.80-1,926.50

Finding the Fourth Proportional to 3,341.87, 4,612.80 and 1,926.50

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Solution

The fourth proportional to 3,341.87, 4,612.80 and 1,926.50 is: 2,659.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.87 : 4,612.80 = 1,926.50 : x
  2. Step 2: Convert to fraction form
    3,341.87/4,612.80 = 1,926.50/x
  3. Step 3: Cross multiply
    3,341.87x = 4,612.80 × 1,926.50
  4. Step 4: Simplify right side
    3,341.87x = 8,886,553.43
  5. Step 5: Solve for x
    x = 8,886,553.43/3,341.87
  6. Step 6: Final answer
    x = 2,659.16

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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.