Home / 11,693.62-16,135.56-6,588.40

Finding the Fourth Proportional to 11,693.62, 16,135.56 and 6,588.40

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Solution

The fourth proportional to 11,693.62, 16,135.56 and 6,588.40 is: 9,091.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,693.62 : 16,135.56 = 6,588.40 : x
  2. Step 2: Convert to fraction form
    11,693.62/16,135.56 = 6,588.40/x
  3. Step 3: Cross multiply
    11,693.62x = 16,135.56 × 6,588.40
  4. Step 4: Simplify right side
    11,693.62x = 106,307,523.50
  5. Step 5: Solve for x
    x = 106,307,523.50/11,693.62
  6. Step 6: Final answer
    x = 9,091.07

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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.