Home / 11,620.47-16,035.59-6,315.26

Finding the Fourth Proportional to 11,620.47, 16,035.59 and 6,315.26

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Solution

The fourth proportional to 11,620.47, 16,035.59 and 6,315.26 is: 8,714.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.47 : 16,035.59 = 6,315.26 : x
  2. Step 2: Convert to fraction form
    11,620.47/16,035.59 = 6,315.26/x
  3. Step 3: Cross multiply
    11,620.47x = 16,035.59 × 6,315.26
  4. Step 4: Simplify right side
    11,620.47x = 101,268,808.35
  5. Step 5: Solve for x
    x = 101,268,808.35/11,620.47
  6. Step 6: Final answer
    x = 8,714.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.