Home / 3,370.56-5,056.75-1,910.74

Finding the Fourth Proportional to 3,370.56, 5,056.75 and 1,910.74

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Solution

The fourth proportional to 3,370.56, 5,056.75 and 1,910.74 is: 2,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.56 : 5,056.75 = 1,910.74 : x
  2. Step 2: Convert to fraction form
    3,370.56/5,056.75 = 1,910.74/x
  3. Step 3: Cross multiply
    3,370.56x = 5,056.75 × 1,910.74
  4. Step 4: Simplify right side
    3,370.56x = 9,662,109.21
  5. Step 5: Solve for x
    x = 9,662,109.21/3,370.56
  6. Step 6: Final answer
    x = 2,866.62

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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.