Home / 9,697.08-13,383.70-5,717.96

Finding the Fourth Proportional to 9,697.08, 13,383.70 and 5,717.96

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Solution

The fourth proportional to 9,697.08, 13,383.70 and 5,717.96 is: 7,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,697.08 : 13,383.70 = 5,717.96 : x
  2. Step 2: Convert to fraction form
    9,697.08/13,383.70 = 5,717.96/x
  3. Step 3: Cross multiply
    9,697.08x = 13,383.70 × 5,717.96
  4. Step 4: Simplify right side
    9,697.08x = 76,527,461.25
  5. Step 5: Solve for x
    x = 76,527,461.25/9,697.08
  6. Step 6: Final answer
    x = 7,891.80

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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.