Home / 2,519.87-3,476.19-1,959.35

Finding the Fourth Proportional to 2,519.87, 3,476.19 and 1,959.35

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Solution

The fourth proportional to 2,519.87, 3,476.19 and 1,959.35 is: 2,702.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.87 : 3,476.19 = 1,959.35 : x
  2. Step 2: Convert to fraction form
    2,519.87/3,476.19 = 1,959.35/x
  3. Step 3: Cross multiply
    2,519.87x = 3,476.19 × 1,959.35
  4. Step 4: Simplify right side
    2,519.87x = 6,811,055.50
  5. Step 5: Solve for x
    x = 6,811,055.50/2,519.87
  6. Step 6: Final answer
    x = 2,702.94

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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.