Home / 4,224.10-6,332.91-2,142.40

Finding the Fourth Proportional to 4,224.10, 6,332.91 and 2,142.40

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Solution

The fourth proportional to 4,224.10, 6,332.91 and 2,142.40 is: 3,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.10 : 6,332.91 = 2,142.40 : x
  2. Step 2: Convert to fraction form
    4,224.10/6,332.91 = 2,142.40/x
  3. Step 3: Cross multiply
    4,224.10x = 6,332.91 × 2,142.40
  4. Step 4: Simplify right side
    4,224.10x = 13,567,626.38
  5. Step 5: Solve for x
    x = 13,567,626.38/4,224.10
  6. Step 6: Final answer
    x = 3,211.96

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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.