Home / 3,067.36-4,603.20-1,528

Finding the Fourth Proportional to 3,067.36, 4,603.20 and 1,528

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Solution

The fourth proportional to 3,067.36, 4,603.20 and 1,528 is: 2,293.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067.36 : 4,603.20 = 1,528 : x
  2. Step 2: Convert to fraction form
    3,067.36/4,603.20 = 1,528/x
  3. Step 3: Cross multiply
    3,067.36x = 4,603.20 × 1,528
  4. Step 4: Simplify right side
    3,067.36x = 7,033,689.60
  5. Step 5: Solve for x
    x = 7,033,689.60/3,067.36
  6. Step 6: Final answer
    x = 2,293.08

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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.