Home / 11,798.37-16,281.38-6,493.19

Finding the Fourth Proportional to 11,798.37, 16,281.38 and 6,493.19

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Solution

The fourth proportional to 11,798.37, 16,281.38 and 6,493.19 is: 8,960.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.37 : 16,281.38 = 6,493.19 : x
  2. Step 2: Convert to fraction form
    11,798.37/16,281.38 = 6,493.19/x
  3. Step 3: Cross multiply
    11,798.37x = 16,281.38 × 6,493.19
  4. Step 4: Simplify right side
    11,798.37x = 105,717,979.93
  5. Step 5: Solve for x
    x = 105,717,979.93/11,798.37
  6. Step 6: Final answer
    x = 8,960.39

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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.