Home / 4,386.30-6,582.82-1,791.42

Finding the Fourth Proportional to 4,386.30, 6,582.82 and 1,791.42

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Solution

The fourth proportional to 4,386.30, 6,582.82 and 1,791.42 is: 2,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.30 : 6,582.82 = 1,791.42 : x
  2. Step 2: Convert to fraction form
    4,386.30/6,582.82 = 1,791.42/x
  3. Step 3: Cross multiply
    4,386.30x = 6,582.82 × 1,791.42
  4. Step 4: Simplify right side
    4,386.30x = 11,792,595.40
  5. Step 5: Solve for x
    x = 11,792,595.40/4,386.30
  6. Step 6: Final answer
    x = 2,688.51

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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.