Home / 4,639.63-6,959.52-1,519.97

Finding the Fourth Proportional to 4,639.63, 6,959.52 and 1,519.97

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Solution

The fourth proportional to 4,639.63, 6,959.52 and 1,519.97 is: 2,279.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.63 : 6,959.52 = 1,519.97 : x
  2. Step 2: Convert to fraction form
    4,639.63/6,959.52 = 1,519.97/x
  3. Step 3: Cross multiply
    4,639.63x = 6,959.52 × 1,519.97
  4. Step 4: Simplify right side
    4,639.63x = 10,578,226.82
  5. Step 5: Solve for x
    x = 10,578,226.82/4,639.63
  6. Step 6: Final answer
    x = 2,279.97

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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.