Home / 8,923.52-13,351.44-5,400.56

Finding the Fourth Proportional to 8,923.52, 13,351.44 and 5,400.56

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Solution

The fourth proportional to 8,923.52, 13,351.44 and 5,400.56 is: 8,080.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923.52 : 13,351.44 = 5,400.56 : x
  2. Step 2: Convert to fraction form
    8,923.52/13,351.44 = 5,400.56/x
  3. Step 3: Cross multiply
    8,923.52x = 13,351.44 × 5,400.56
  4. Step 4: Simplify right side
    8,923.52x = 72,105,252.81
  5. Step 5: Solve for x
    x = 72,105,252.81/8,923.52
  6. Step 6: Final answer
    x = 8,080.36

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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.