Home / 11,848.14-16,345.35-8,313.66

Finding the Fourth Proportional to 11,848.14, 16,345.35 and 8,313.66

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Solution

The fourth proportional to 11,848.14, 16,345.35 and 8,313.66 is: 11,469.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.14 : 16,345.35 = 8,313.66 : x
  2. Step 2: Convert to fraction form
    11,848.14/16,345.35 = 8,313.66/x
  3. Step 3: Cross multiply
    11,848.14x = 16,345.35 × 8,313.66
  4. Step 4: Simplify right side
    11,848.14x = 135,889,682.48
  5. Step 5: Solve for x
    x = 135,889,682.48/11,848.14
  6. Step 6: Final answer
    x = 11,469.28

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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.