Home / 4,191.24-5,784.78-2,422.60

Finding the Fourth Proportional to 4,191.24, 5,784.78 and 2,422.60

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Solution

The fourth proportional to 4,191.24, 5,784.78 and 2,422.60 is: 3,343.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.24 : 5,784.78 = 2,422.60 : x
  2. Step 2: Convert to fraction form
    4,191.24/5,784.78 = 2,422.60/x
  3. Step 3: Cross multiply
    4,191.24x = 5,784.78 × 2,422.60
  4. Step 4: Simplify right side
    4,191.24x = 14,014,208.03
  5. Step 5: Solve for x
    x = 14,014,208.03/4,191.24
  6. Step 6: Final answer
    x = 3,343.69

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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.