Home / 11,735.29-16,191.47-6,697.70

Finding the Fourth Proportional to 11,735.29, 16,191.47 and 6,697.70

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Solution

The fourth proportional to 11,735.29, 16,191.47 and 6,697.70 is: 9,240.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,735.29 : 16,191.47 = 6,697.70 : x
  2. Step 2: Convert to fraction form
    11,735.29/16,191.47 = 6,697.70/x
  3. Step 3: Cross multiply
    11,735.29x = 16,191.47 × 6,697.70
  4. Step 4: Simplify right side
    11,735.29x = 108,445,605.12
  5. Step 5: Solve for x
    x = 108,445,605.12/11,735.29
  6. Step 6: Final answer
    x = 9,240.98

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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.