Home / 2,252.01-3,116.30-1,919.91

Finding the Fourth Proportional to 2,252.01, 3,116.30 and 1,919.91

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Solution

The fourth proportional to 2,252.01, 3,116.30 and 1,919.91 is: 2,656.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252.01 : 3,116.30 = 1,919.91 : x
  2. Step 2: Convert to fraction form
    2,252.01/3,116.30 = 1,919.91/x
  3. Step 3: Cross multiply
    2,252.01x = 3,116.30 × 1,919.91
  4. Step 4: Simplify right side
    2,252.01x = 5,983,005.93
  5. Step 5: Solve for x
    x = 5,983,005.93/2,252.01
  6. Step 6: Final answer
    x = 2,656.74

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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.