Home / 4,191.92-5,784.81-2,423.42

Finding the Fourth Proportional to 4,191.92, 5,784.81 and 2,423.42

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Solution

The fourth proportional to 4,191.92, 5,784.81 and 2,423.42 is: 3,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.92 : 5,784.81 = 2,423.42 : x
  2. Step 2: Convert to fraction form
    4,191.92/5,784.81 = 2,423.42/x
  3. Step 3: Cross multiply
    4,191.92x = 5,784.81 × 2,423.42
  4. Step 4: Simplify right side
    4,191.92x = 14,019,024.25
  5. Step 5: Solve for x
    x = 14,019,024.25/4,191.92
  6. Step 6: Final answer
    x = 3,344.30

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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.