Home / 8,722.02-13,073.22-5,725.80

Finding the Fourth Proportional to 8,722.02, 13,073.22 and 5,725.80

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Solution

The fourth proportional to 8,722.02, 13,073.22 and 5,725.80 is: 8,582.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722.02 : 13,073.22 = 5,725.80 : x
  2. Step 2: Convert to fraction form
    8,722.02/13,073.22 = 5,725.80/x
  3. Step 3: Cross multiply
    8,722.02x = 13,073.22 × 5,725.80
  4. Step 4: Simplify right side
    8,722.02x = 74,854,643.08
  5. Step 5: Solve for x
    x = 74,854,643.08/8,722.02
  6. Step 6: Final answer
    x = 8,582.26

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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.