Home / 11,506.26-15,881.58-6,792.06

Finding the Fourth Proportional to 11,506.26, 15,881.58 and 6,792.06

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Solution

The fourth proportional to 11,506.26, 15,881.58 and 6,792.06 is: 9,374.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,506.26 : 15,881.58 = 6,792.06 : x
  2. Step 2: Convert to fraction form
    11,506.26/15,881.58 = 6,792.06/x
  3. Step 3: Cross multiply
    11,506.26x = 15,881.58 × 6,792.06
  4. Step 4: Simplify right side
    11,506.26x = 107,868,644.25
  5. Step 5: Solve for x
    x = 107,868,644.25/11,506.26
  6. Step 6: Final answer
    x = 9,374.78

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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.