Home / 4,191.85-5,784.41-2,423.57

Finding the Fourth Proportional to 4,191.85, 5,784.41 and 2,423.57

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Solution

The fourth proportional to 4,191.85, 5,784.41 and 2,423.57 is: 3,344.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.85 : 5,784.41 = 2,423.57 : x
  2. Step 2: Convert to fraction form
    4,191.85/5,784.41 = 2,423.57/x
  3. Step 3: Cross multiply
    4,191.85x = 5,784.41 × 2,423.57
  4. Step 4: Simplify right side
    4,191.85x = 14,018,905.98
  5. Step 5: Solve for x
    x = 14,018,905.98/4,191.85
  6. Step 6: Final answer
    x = 3,344.33

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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.