Home / 8,739.47-13,098.26-6,883.25

Finding the Fourth Proportional to 8,739.47, 13,098.26 and 6,883.25

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Solution

The fourth proportional to 8,739.47, 13,098.26 and 6,883.25 is: 10,316.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.47 : 13,098.26 = 6,883.25 : x
  2. Step 2: Convert to fraction form
    8,739.47/13,098.26 = 6,883.25/x
  3. Step 3: Cross multiply
    8,739.47x = 13,098.26 × 6,883.25
  4. Step 4: Simplify right side
    8,739.47x = 90,158,598.15
  5. Step 5: Solve for x
    x = 90,158,598.15/8,739.47
  6. Step 6: Final answer
    x = 10,316.26

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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.