Home / 8,772.32-13,157.06-3,224.30

Finding the Fourth Proportional to 8,772.32, 13,157.06 and 3,224.30

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Solution

The fourth proportional to 8,772.32, 13,157.06 and 3,224.30 is: 4,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.32 : 13,157.06 = 3,224.30 : x
  2. Step 2: Convert to fraction form
    8,772.32/13,157.06 = 3,224.30/x
  3. Step 3: Cross multiply
    8,772.32x = 13,157.06 × 3,224.30
  4. Step 4: Simplify right side
    8,772.32x = 42,422,226.65
  5. Step 5: Solve for x
    x = 42,422,226.65/8,772.32
  6. Step 6: Final answer
    x = 4,835.92

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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.