Home / 4,642.24-6,958.50-3,407.80

Finding the Fourth Proportional to 4,642.24, 6,958.50 and 3,407.80

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Solution

The fourth proportional to 4,642.24, 6,958.50 and 3,407.80 is: 5,108.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,642.24 : 6,958.50 = 3,407.80 : x
  2. Step 2: Convert to fraction form
    4,642.24/6,958.50 = 3,407.80/x
  3. Step 3: Cross multiply
    4,642.24x = 6,958.50 × 3,407.80
  4. Step 4: Simplify right side
    4,642.24x = 23,713,176.30
  5. Step 5: Solve for x
    x = 23,713,176.30/4,642.24
  6. Step 6: Final answer
    x = 5,108.13

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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.