Home / 8,829.44-13,249.62-5,133.40

Finding the Fourth Proportional to 8,829.44, 13,249.62 and 5,133.40

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Solution

The fourth proportional to 8,829.44, 13,249.62 and 5,133.40 is: 7,703.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,829.44 : 13,249.62 = 5,133.40 : x
  2. Step 2: Convert to fraction form
    8,829.44/13,249.62 = 5,133.40/x
  3. Step 3: Cross multiply
    8,829.44x = 13,249.62 × 5,133.40
  4. Step 4: Simplify right side
    8,829.44x = 68,015,599.31
  5. Step 5: Solve for x
    x = 68,015,599.31/8,829.44
  6. Step 6: Final answer
    x = 7,703.27

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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.