Home / 11,845.51-16,346.54-6,467.99

Finding the Fourth Proportional to 11,845.51, 16,346.54 and 6,467.99

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Solution

The fourth proportional to 11,845.51, 16,346.54 and 6,467.99 is: 8,925.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.51 : 16,346.54 = 6,467.99 : x
  2. Step 2: Convert to fraction form
    11,845.51/16,346.54 = 6,467.99/x
  3. Step 3: Cross multiply
    11,845.51x = 16,346.54 × 6,467.99
  4. Step 4: Simplify right side
    11,845.51x = 105,729,191.69
  5. Step 5: Solve for x
    x = 105,729,191.69/11,845.51
  6. Step 6: Final answer
    x = 8,925.68

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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.