Home / 8,792.40-13,190.60-4,109.04

Finding the Fourth Proportional to 8,792.40, 13,190.60 and 4,109.04

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Solution

The fourth proportional to 8,792.40, 13,190.60 and 4,109.04 is: 6,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792.40 : 13,190.60 = 4,109.04 : x
  2. Step 2: Convert to fraction form
    8,792.40/13,190.60 = 4,109.04/x
  3. Step 3: Cross multiply
    8,792.40x = 13,190.60 × 4,109.04
  4. Step 4: Simplify right side
    8,792.40x = 54,200,703.02
  5. Step 5: Solve for x
    x = 54,200,703.02/8,792.40
  6. Step 6: Final answer
    x = 6,164.49

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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.