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Finding the Fourth Proportional to 8,773.02, 13,162.64 and 5,482.26

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Solution

The fourth proportional to 8,773.02, 13,162.64 and 5,482.26 is: 8,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773.02 : 13,162.64 = 5,482.26 : x
  2. Step 2: Convert to fraction form
    8,773.02/13,162.64 = 5,482.26/x
  3. Step 3: Cross multiply
    8,773.02x = 13,162.64 × 5,482.26
  4. Step 4: Simplify right side
    8,773.02x = 72,160,987.36
  5. Step 5: Solve for x
    x = 72,160,987.36/8,773.02
  6. Step 6: Final answer
    x = 8,225.33

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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.