Home / 11,857.24-17,792.90-5,283.80

Finding the Fourth Proportional to 11,857.24, 17,792.90 and 5,283.80

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Solution

The fourth proportional to 11,857.24, 17,792.90 and 5,283.80 is: 7,928.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,857.24 : 17,792.90 = 5,283.80 : x
  2. Step 2: Convert to fraction form
    11,857.24/17,792.90 = 5,283.80/x
  3. Step 3: Cross multiply
    11,857.24x = 17,792.90 × 5,283.80
  4. Step 4: Simplify right side
    11,857.24x = 94,014,125.02
  5. Step 5: Solve for x
    x = 94,014,125.02/11,857.24
  6. Step 6: Final answer
    x = 7,928.84

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1.5x scale

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.