Home / 8,744.02-13,118.59-2,820.80

Finding the Fourth Proportional to 8,744.02, 13,118.59 and 2,820.80

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Solution

The fourth proportional to 8,744.02, 13,118.59 and 2,820.80 is: 4,232.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.02 : 13,118.59 = 2,820.80 : x
  2. Step 2: Convert to fraction form
    8,744.02/13,118.59 = 2,820.80/x
  3. Step 3: Cross multiply
    8,744.02x = 13,118.59 × 2,820.80
  4. Step 4: Simplify right side
    8,744.02x = 37,004,860.13
  5. Step 5: Solve for x
    x = 37,004,860.13/8,744.02
  6. Step 6: Final answer
    x = 4,232.02

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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.