Home / 3,067.30-4,599.57-875.51

Finding the Fourth Proportional to 3,067.30, 4,599.57 and 875.51

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Solution

The fourth proportional to 3,067.30, 4,599.57 and 875.51 is: 1,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.30 : 4,599.57 = 875.51 : x
  2. Step 2: Convert to fraction form
    3,067.30/4,599.57 = 875.51/x
  3. Step 3: Cross multiply
    3,067.30x = 4,599.57 × 875.51
  4. Step 4: Simplify right side
    3,067.30x = 4,026,969.53
  5. Step 5: Solve for x
    x = 4,026,969.53/3,067.30
  6. Step 6: Final answer
    x = 1,312.87

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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.