Home / 11,078.40-16,617.33-4,502.96

Finding the Fourth Proportional to 11,078.40, 16,617.33 and 4,502.96

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Solution

The fourth proportional to 11,078.40, 16,617.33 and 4,502.96 is: 6,754.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.40 : 16,617.33 = 4,502.96 : x
  2. Step 2: Convert to fraction form
    11,078.40/16,617.33 = 4,502.96/x
  3. Step 3: Cross multiply
    11,078.40x = 16,617.33 × 4,502.96
  4. Step 4: Simplify right side
    11,078.40x = 74,827,089.21
  5. Step 5: Solve for x
    x = 74,827,089.21/11,078.40
  6. Step 6: Final answer
    x = 6,754.32

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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.