Home / 11,842.48-16,342.65-6,537.30

Finding the Fourth Proportional to 11,842.48, 16,342.65 and 6,537.30

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Solution

The fourth proportional to 11,842.48, 16,342.65 and 6,537.30 is: 9,021.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,842.48 : 16,342.65 = 6,537.30 : x
  2. Step 2: Convert to fraction form
    11,842.48/16,342.65 = 6,537.30/x
  3. Step 3: Cross multiply
    11,842.48x = 16,342.65 × 6,537.30
  4. Step 4: Simplify right side
    11,842.48x = 106,836,842.62
  5. Step 5: Solve for x
    x = 106,836,842.62/11,842.48
  6. Step 6: Final answer
    x = 9,021.49

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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.