Home / 8,793.12-13,189.70-2,219.32

Finding the Fourth Proportional to 8,793.12, 13,189.70 and 2,219.32

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Solution

The fourth proportional to 8,793.12, 13,189.70 and 2,219.32 is: 3,328.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.12 : 13,189.70 = 2,219.32 : x
  2. Step 2: Convert to fraction form
    8,793.12/13,189.70 = 2,219.32/x
  3. Step 3: Cross multiply
    8,793.12x = 13,189.70 × 2,219.32
  4. Step 4: Simplify right side
    8,793.12x = 29,272,165.00
  5. Step 5: Solve for x
    x = 29,272,165.00/8,793.12
  6. Step 6: Final answer
    x = 3,328.99

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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.