Home / 11,135.65-16,702.88-3,740.26

Finding the Fourth Proportional to 11,135.65, 16,702.88 and 3,740.26

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Solution

The fourth proportional to 11,135.65, 16,702.88 and 3,740.26 is: 5,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.65 : 16,702.88 = 3,740.26 : x
  2. Step 2: Convert to fraction form
    11,135.65/16,702.88 = 3,740.26/x
  3. Step 3: Cross multiply
    11,135.65x = 16,702.88 × 3,740.26
  4. Step 4: Simplify right side
    11,135.65x = 62,473,030.43
  5. Step 5: Solve for x
    x = 62,473,030.43/11,135.65
  6. Step 6: Final answer
    x = 5,610.19

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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.