Home / 5,386.95-8,067.47-3,650.31

Finding the Fourth Proportional to 5,386.95, 8,067.47 and 3,650.31

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Solution

The fourth proportional to 5,386.95, 8,067.47 and 3,650.31 is: 5,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.95 : 8,067.47 = 3,650.31 : x
  2. Step 2: Convert to fraction form
    5,386.95/8,067.47 = 3,650.31/x
  3. Step 3: Cross multiply
    5,386.95x = 8,067.47 × 3,650.31
  4. Step 4: Simplify right side
    5,386.95x = 29,448,748.16
  5. Step 5: Solve for x
    x = 29,448,748.16/5,386.95
  6. Step 6: Final answer
    x = 5,466.68

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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.