Home / 3,382.74-5,069.52-1,300.77

Finding the Fourth Proportional to 3,382.74, 5,069.52 and 1,300.77

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Solution

The fourth proportional to 3,382.74, 5,069.52 and 1,300.77 is: 1,949.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.74 : 5,069.52 = 1,300.77 : x
  2. Step 2: Convert to fraction form
    3,382.74/5,069.52 = 1,300.77/x
  3. Step 3: Cross multiply
    3,382.74x = 5,069.52 × 1,300.77
  4. Step 4: Simplify right side
    3,382.74x = 6,594,279.53
  5. Step 5: Solve for x
    x = 6,594,279.53/3,382.74
  6. Step 6: Final answer
    x = 1,949.39

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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.