Home / 4,191.21-5,784.08-2,422.98

Finding the Fourth Proportional to 4,191.21, 5,784.08 and 2,422.98

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Solution

The fourth proportional to 4,191.21, 5,784.08 and 2,422.98 is: 3,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.21 : 5,784.08 = 2,422.98 : x
  2. Step 2: Convert to fraction form
    4,191.21/5,784.08 = 2,422.98/x
  3. Step 3: Cross multiply
    4,191.21x = 5,784.08 × 2,422.98
  4. Step 4: Simplify right side
    4,191.21x = 14,014,698.04
  5. Step 5: Solve for x
    x = 14,014,698.04/4,191.21
  6. Step 6: Final answer
    x = 3,343.83

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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.