Home / 8,555.02-12,832.09-3,289.01

Finding the Fourth Proportional to 8,555.02, 12,832.09 and 3,289.01

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Solution

The fourth proportional to 8,555.02, 12,832.09 and 3,289.01 is: 4,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.02 : 12,832.09 = 3,289.01 : x
  2. Step 2: Convert to fraction form
    8,555.02/12,832.09 = 3,289.01/x
  3. Step 3: Cross multiply
    8,555.02x = 12,832.09 × 3,289.01
  4. Step 4: Simplify right side
    8,555.02x = 42,204,799.95
  5. Step 5: Solve for x
    x = 42,204,799.95/8,555.02
  6. Step 6: Final answer
    x = 4,933.34

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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.