Home / 4,152.21-5,730.12-2,383.80

Finding the Fourth Proportional to 4,152.21, 5,730.12 and 2,383.80

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Solution

The fourth proportional to 4,152.21, 5,730.12 and 2,383.80 is: 3,289.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.21 : 5,730.12 = 2,383.80 : x
  2. Step 2: Convert to fraction form
    4,152.21/5,730.12 = 2,383.80/x
  3. Step 3: Cross multiply
    4,152.21x = 5,730.12 × 2,383.80
  4. Step 4: Simplify right side
    4,152.21x = 13,659,460.06
  5. Step 5: Solve for x
    x = 13,659,460.06/4,152.21
  6. Step 6: Final answer
    x = 3,289.68

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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.