Home / 4,259.12-6,381.45-3,020.36

Finding the Fourth Proportional to 4,259.12, 6,381.45 and 3,020.36

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Solution

The fourth proportional to 4,259.12, 6,381.45 and 3,020.36 is: 4,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.12 : 6,381.45 = 3,020.36 : x
  2. Step 2: Convert to fraction form
    4,259.12/6,381.45 = 3,020.36/x
  3. Step 3: Cross multiply
    4,259.12x = 6,381.45 × 3,020.36
  4. Step 4: Simplify right side
    4,259.12x = 19,274,244.41
  5. Step 5: Solve for x
    x = 19,274,244.41/4,259.12
  6. Step 6: Final answer
    x = 4,525.41

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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.