Home / 11,747.18-17,621.58-4,727.25

Finding the Fourth Proportional to 11,747.18, 17,621.58 and 4,727.25

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Solution

The fourth proportional to 11,747.18, 17,621.58 and 4,727.25 is: 7,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.18 : 17,621.58 = 4,727.25 : x
  2. Step 2: Convert to fraction form
    11,747.18/17,621.58 = 4,727.25/x
  3. Step 3: Cross multiply
    11,747.18x = 17,621.58 × 4,727.25
  4. Step 4: Simplify right side
    11,747.18x = 83,301,652.79
  5. Step 5: Solve for x
    x = 83,301,652.79/11,747.18
  6. Step 6: Final answer
    x = 7,091.20

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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.