Home / 4,442.36-6,661.64-1,667.11

Finding the Fourth Proportional to 4,442.36, 6,661.64 and 1,667.11

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Solution

The fourth proportional to 4,442.36, 6,661.64 and 1,667.11 is: 2,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.36 : 6,661.64 = 1,667.11 : x
  2. Step 2: Convert to fraction form
    4,442.36/6,661.64 = 1,667.11/x
  3. Step 3: Cross multiply
    4,442.36x = 6,661.64 × 1,667.11
  4. Step 4: Simplify right side
    4,442.36x = 11,105,686.66
  5. Step 5: Solve for x
    x = 11,105,686.66/4,442.36
  6. Step 6: Final answer
    x = 2,499.95

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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.