Home / 3,350.20-4,619.99-3,085.33

Finding the Fourth Proportional to 3,350.20, 4,619.99 and 3,085.33

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Solution

The fourth proportional to 3,350.20, 4,619.99 and 3,085.33 is: 4,254.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.20 : 4,619.99 = 3,085.33 : x
  2. Step 2: Convert to fraction form
    3,350.20/4,619.99 = 3,085.33/x
  3. Step 3: Cross multiply
    3,350.20x = 4,619.99 × 3,085.33
  4. Step 4: Simplify right side
    3,350.20x = 14,254,178.32
  5. Step 5: Solve for x
    x = 14,254,178.32/3,350.20
  6. Step 6: Final answer
    x = 4,254.72

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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.