Home / 4,682.26-7,019.92-2,214.20

Finding the Fourth Proportional to 4,682.26, 7,019.92 and 2,214.20

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Solution

The fourth proportional to 4,682.26, 7,019.92 and 2,214.20 is: 3,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.26 : 7,019.92 = 2,214.20 : x
  2. Step 2: Convert to fraction form
    4,682.26/7,019.92 = 2,214.20/x
  3. Step 3: Cross multiply
    4,682.26x = 7,019.92 × 2,214.20
  4. Step 4: Simplify right side
    4,682.26x = 15,543,506.86
  5. Step 5: Solve for x
    x = 15,543,506.86/4,682.26
  6. Step 6: Final answer
    x = 3,319.66

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1.5x scale

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.