Home / 9,186.66-13,758.03-5,020.44

Finding the Fourth Proportional to 9,186.66, 13,758.03 and 5,020.44

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Solution

The fourth proportional to 9,186.66, 13,758.03 and 5,020.44 is: 7,518.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,186.66 : 13,758.03 = 5,020.44 : x
  2. Step 2: Convert to fraction form
    9,186.66/13,758.03 = 5,020.44/x
  3. Step 3: Cross multiply
    9,186.66x = 13,758.03 × 5,020.44
  4. Step 4: Simplify right side
    9,186.66x = 69,071,364.13
  5. Step 5: Solve for x
    x = 69,071,364.13/9,186.66
  6. Step 6: Final answer
    x = 7,518.66

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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.