Home / 11,741.93-17,612.55-4,719.77

Finding the Fourth Proportional to 11,741.93, 17,612.55 and 4,719.77

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Solution

The fourth proportional to 11,741.93, 17,612.55 and 4,719.77 is: 7,079.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.93 : 17,612.55 = 4,719.77 : x
  2. Step 2: Convert to fraction form
    11,741.93/17,612.55 = 4,719.77/x
  3. Step 3: Cross multiply
    11,741.93x = 17,612.55 × 4,719.77
  4. Step 4: Simplify right side
    11,741.93x = 83,127,097.05
  5. Step 5: Solve for x
    x = 83,127,097.05/11,741.93
  6. Step 6: Final answer
    x = 7,079.51

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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.