Home / 8,189.36-11,298.44-6,301.52

Finding the Fourth Proportional to 8,189.36, 11,298.44 and 6,301.52

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Solution

The fourth proportional to 8,189.36, 11,298.44 and 6,301.52 is: 8,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.36 : 11,298.44 = 6,301.52 : x
  2. Step 2: Convert to fraction form
    8,189.36/11,298.44 = 6,301.52/x
  3. Step 3: Cross multiply
    8,189.36x = 11,298.44 × 6,301.52
  4. Step 4: Simplify right side
    8,189.36x = 71,197,345.63
  5. Step 5: Solve for x
    x = 71,197,345.63/8,189.36
  6. Step 6: Final answer
    x = 8,693.88

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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.