Home / 10,864.96-16,291.36-3,468.08

Finding the Fourth Proportional to 10,864.96, 16,291.36 and 3,468.08

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Solution

The fourth proportional to 10,864.96, 16,291.36 and 3,468.08 is: 5,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.96 : 16,291.36 = 3,468.08 : x
  2. Step 2: Convert to fraction form
    10,864.96/16,291.36 = 3,468.08/x
  3. Step 3: Cross multiply
    10,864.96x = 16,291.36 × 3,468.08
  4. Step 4: Simplify right side
    10,864.96x = 56,499,739.79
  5. Step 5: Solve for x
    x = 56,499,739.79/10,864.96
  6. Step 6: Final answer
    x = 5,200.18

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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.