Home / 4,159.02-6,239.75-2,209.75

Finding the Fourth Proportional to 4,159.02, 6,239.75 and 2,209.75

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Solution

The fourth proportional to 4,159.02, 6,239.75 and 2,209.75 is: 3,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.02 : 6,239.75 = 2,209.75 : x
  2. Step 2: Convert to fraction form
    4,159.02/6,239.75 = 2,209.75/x
  3. Step 3: Cross multiply
    4,159.02x = 6,239.75 × 2,209.75
  4. Step 4: Simplify right side
    4,159.02x = 13,788,287.56
  5. Step 5: Solve for x
    x = 13,788,287.56/4,159.02
  6. Step 6: Final answer
    x = 3,315.27

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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.