Home / 4,065.26-6,091.50-2,420.90

Finding the Fourth Proportional to 4,065.26, 6,091.50 and 2,420.90

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Solution

The fourth proportional to 4,065.26, 6,091.50 and 2,420.90 is: 3,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.26 : 6,091.50 = 2,420.90 : x
  2. Step 2: Convert to fraction form
    4,065.26/6,091.50 = 2,420.90/x
  3. Step 3: Cross multiply
    4,065.26x = 6,091.50 × 2,420.90
  4. Step 4: Simplify right side
    4,065.26x = 14,746,948.08
  5. Step 5: Solve for x
    x = 14,746,948.08/4,065.26
  6. Step 6: Final answer
    x = 3,627.56

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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.