Home / 11,084.66-15,295.44-6,779.91

Finding the Fourth Proportional to 11,084.66, 15,295.44 and 6,779.91

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Solution

The fourth proportional to 11,084.66, 15,295.44 and 6,779.91 is: 9,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.66 : 15,295.44 = 6,779.91 : x
  2. Step 2: Convert to fraction form
    11,084.66/15,295.44 = 6,779.91/x
  3. Step 3: Cross multiply
    11,084.66x = 15,295.44 × 6,779.91
  4. Step 4: Simplify right side
    11,084.66x = 103,701,706.61
  5. Step 5: Solve for x
    x = 103,701,706.61/11,084.66
  6. Step 6: Final answer
    x = 9,355.43

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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.