Home / 11,792.78-16,266.91-7,256.23

Finding the Fourth Proportional to 11,792.78, 16,266.91 and 7,256.23

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Solution

The fourth proportional to 11,792.78, 16,266.91 and 7,256.23 is: 10,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.78 : 16,266.91 = 7,256.23 : x
  2. Step 2: Convert to fraction form
    11,792.78/16,266.91 = 7,256.23/x
  3. Step 3: Cross multiply
    11,792.78x = 16,266.91 × 7,256.23
  4. Step 4: Simplify right side
    11,792.78x = 118,036,440.35
  5. Step 5: Solve for x
    x = 118,036,440.35/11,792.78
  6. Step 6: Final answer
    x = 10,009.21

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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.