Home / 2,651.18-3,976.77-1,007.34

Finding the Fourth Proportional to 2,651.18, 3,976.77 and 1,007.34

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Solution

The fourth proportional to 2,651.18, 3,976.77 and 1,007.34 is: 1,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,651.18 : 3,976.77 = 1,007.34 : x
  2. Step 2: Convert to fraction form
    2,651.18/3,976.77 = 1,007.34/x
  3. Step 3: Cross multiply
    2,651.18x = 3,976.77 × 1,007.34
  4. Step 4: Simplify right side
    2,651.18x = 4,005,959.49
  5. Step 5: Solve for x
    x = 4,005,959.49/2,651.18
  6. Step 6: Final answer
    x = 1,511.01

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Similar ratio
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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.