Home / 3,461.40-5,190.21-2,367

Finding the Fourth Proportional to 3,461.40, 5,190.21 and 2,367

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Solution

The fourth proportional to 3,461.40, 5,190.21 and 2,367 is: 3,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.40 : 5,190.21 = 2,367 : x
  2. Step 2: Convert to fraction form
    3,461.40/5,190.21 = 2,367/x
  3. Step 3: Cross multiply
    3,461.40x = 5,190.21 × 2,367
  4. Step 4: Simplify right side
    3,461.40x = 12,285,227.07
  5. Step 5: Solve for x
    x = 12,285,227.07/3,461.40
  6. Step 6: Final answer
    x = 3,549.21

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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.