Home / 12,884.48-19,321.77-4,562.96

Finding the Fourth Proportional to 12,884.48, 19,321.77 and 4,562.96

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Solution

The fourth proportional to 12,884.48, 19,321.77 and 4,562.96 is: 6,842.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,884.48 : 19,321.77 = 4,562.96 : x
  2. Step 2: Convert to fraction form
    12,884.48/19,321.77 = 4,562.96/x
  3. Step 3: Cross multiply
    12,884.48x = 19,321.77 × 4,562.96
  4. Step 4: Simplify right side
    12,884.48x = 88,164,463.64
  5. Step 5: Solve for x
    x = 88,164,463.64/12,884.48
  6. Step 6: Final answer
    x = 6,842.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.