Home / 11,667.36-16,101.18-6,362.40

Finding the Fourth Proportional to 11,667.36, 16,101.18 and 6,362.40

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Solution

The fourth proportional to 11,667.36, 16,101.18 and 6,362.40 is: 8,780.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667.36 : 16,101.18 = 6,362.40 : x
  2. Step 2: Convert to fraction form
    11,667.36/16,101.18 = 6,362.40/x
  3. Step 3: Cross multiply
    11,667.36x = 16,101.18 × 6,362.40
  4. Step 4: Simplify right side
    11,667.36x = 102,442,147.63
  5. Step 5: Solve for x
    x = 102,442,147.63/11,667.36
  6. Step 6: Final answer
    x = 8,780.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.