Home / 13,164.18-19,747.48-3,804.08

Finding the Fourth Proportional to 13,164.18, 19,747.48 and 3,804.08

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Solution

The fourth proportional to 13,164.18, 19,747.48 and 3,804.08 is: 5,706.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164.18 : 19,747.48 = 3,804.08 : x
  2. Step 2: Convert to fraction form
    13,164.18/19,747.48 = 3,804.08/x
  3. Step 3: Cross multiply
    13,164.18x = 19,747.48 × 3,804.08
  4. Step 4: Simplify right side
    13,164.18x = 75,120,993.72
  5. Step 5: Solve for x
    x = 75,120,993.72/13,164.18
  6. Step 6: Final answer
    x = 5,706.47

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1.5x scale

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.