Home / 6,038.62-8,321.74-5,199.05

Finding the Fourth Proportional to 6,038.62, 8,321.74 and 5,199.05

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Solution

The fourth proportional to 6,038.62, 8,321.74 and 5,199.05 is: 7,164.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,038.62 : 8,321.74 = 5,199.05 : x
  2. Step 2: Convert to fraction form
    6,038.62/8,321.74 = 5,199.05/x
  3. Step 3: Cross multiply
    6,038.62x = 8,321.74 × 5,199.05
  4. Step 4: Simplify right side
    6,038.62x = 43,265,150.15
  5. Step 5: Solve for x
    x = 43,265,150.15/6,038.62
  6. Step 6: Final answer
    x = 7,164.74

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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.