Home / 11,184.66-16,779.11-3,787.13

Finding the Fourth Proportional to 11,184.66, 16,779.11 and 3,787.13

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Solution

The fourth proportional to 11,184.66, 16,779.11 and 3,787.13 is: 5,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,184.66 : 16,779.11 = 3,787.13 : x
  2. Step 2: Convert to fraction form
    11,184.66/16,779.11 = 3,787.13/x
  3. Step 3: Cross multiply
    11,184.66x = 16,779.11 × 3,787.13
  4. Step 4: Simplify right side
    11,184.66x = 63,544,568.02
  5. Step 5: Solve for x
    x = 63,544,568.02/11,184.66
  6. Step 6: Final answer
    x = 5,681.40

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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.