Home / 2,948.34-4,067.88-1,901.01

Finding the Fourth Proportional to 2,948.34, 4,067.88 and 1,901.01

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Solution

The fourth proportional to 2,948.34, 4,067.88 and 1,901.01 is: 2,622.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.34 : 4,067.88 = 1,901.01 : x
  2. Step 2: Convert to fraction form
    2,948.34/4,067.88 = 1,901.01/x
  3. Step 3: Cross multiply
    2,948.34x = 4,067.88 × 1,901.01
  4. Step 4: Simplify right side
    2,948.34x = 7,733,080.56
  5. Step 5: Solve for x
    x = 7,733,080.56/2,948.34
  6. Step 6: Final answer
    x = 2,622.86

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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.