Home / 6,141.40-8,469.60-5,199.24

Finding the Fourth Proportional to 6,141.40, 8,469.60 and 5,199.24

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Solution

The fourth proportional to 6,141.40, 8,469.60 and 5,199.24 is: 7,170.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.40 : 8,469.60 = 5,199.24 : x
  2. Step 2: Convert to fraction form
    6,141.40/8,469.60 = 5,199.24/x
  3. Step 3: Cross multiply
    6,141.40x = 8,469.60 × 5,199.24
  4. Step 4: Simplify right side
    6,141.40x = 44,035,483.10
  5. Step 5: Solve for x
    x = 44,035,483.10/6,141.40
  6. Step 6: Final answer
    x = 7,170.27

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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.