Home / 4,190.24-5,782.50-2,422.02

Finding the Fourth Proportional to 4,190.24, 5,782.50 and 2,422.02

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Solution

The fourth proportional to 4,190.24, 5,782.50 and 2,422.02 is: 3,342.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.24 : 5,782.50 = 2,422.02 : x
  2. Step 2: Convert to fraction form
    4,190.24/5,782.50 = 2,422.02/x
  3. Step 3: Cross multiply
    4,190.24x = 5,782.50 × 2,422.02
  4. Step 4: Simplify right side
    4,190.24x = 14,005,330.65
  5. Step 5: Solve for x
    x = 14,005,330.65/4,190.24
  6. Step 6: Final answer
    x = 3,342.37

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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.