Home / 6,582.90-9,084.51-3,930.54

Finding the Fourth Proportional to 6,582.90, 9,084.51 and 3,930.54

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Solution

The fourth proportional to 6,582.90, 9,084.51 and 3,930.54 is: 5,424.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,582.90 : 9,084.51 = 3,930.54 : x
  2. Step 2: Convert to fraction form
    6,582.90/9,084.51 = 3,930.54/x
  3. Step 3: Cross multiply
    6,582.90x = 9,084.51 × 3,930.54
  4. Step 4: Simplify right side
    6,582.90x = 35,707,029.94
  5. Step 5: Solve for x
    x = 35,707,029.94/6,582.90
  6. Step 6: Final answer
    x = 5,424.21

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1.5x scale

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.