Home / 11,973.15-16,522.56-6,667.70

Finding the Fourth Proportional to 11,973.15, 16,522.56 and 6,667.70

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Solution

The fourth proportional to 11,973.15, 16,522.56 and 6,667.70 is: 9,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.15 : 16,522.56 = 6,667.70 : x
  2. Step 2: Convert to fraction form
    11,973.15/16,522.56 = 6,667.70/x
  3. Step 3: Cross multiply
    11,973.15x = 16,522.56 × 6,667.70
  4. Step 4: Simplify right side
    11,973.15x = 110,167,390.70
  5. Step 5: Solve for x
    x = 110,167,390.70/11,973.15
  6. Step 6: Final answer
    x = 9,201.20

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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.