Home / 8,967.36-13,455.36-3,772.56

Finding the Fourth Proportional to 8,967.36, 13,455.36 and 3,772.56

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Solution

The fourth proportional to 8,967.36, 13,455.36 and 3,772.56 is: 5,660.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,967.36 : 13,455.36 = 3,772.56 : x
  2. Step 2: Convert to fraction form
    8,967.36/13,455.36 = 3,772.56/x
  3. Step 3: Cross multiply
    8,967.36x = 13,455.36 × 3,772.56
  4. Step 4: Simplify right side
    8,967.36x = 50,761,152.92
  5. Step 5: Solve for x
    x = 50,761,152.92/8,967.36
  6. Step 6: Final answer
    x = 5,660.66

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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.