Home / 4,217.92-5,821.08-2,425.64

Finding the Fourth Proportional to 4,217.92, 5,821.08 and 2,425.64

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Solution

The fourth proportional to 4,217.92, 5,821.08 and 2,425.64 is: 3,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.92 : 5,821.08 = 2,425.64 : x
  2. Step 2: Convert to fraction form
    4,217.92/5,821.08 = 2,425.64/x
  3. Step 3: Cross multiply
    4,217.92x = 5,821.08 × 2,425.64
  4. Step 4: Simplify right side
    4,217.92x = 14,119,844.49
  5. Step 5: Solve for x
    x = 14,119,844.49/4,217.92
  6. Step 6: Final answer
    x = 3,347.58

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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.