Home / 8,794.02-13,189.81-2,219.81

Finding the Fourth Proportional to 8,794.02, 13,189.81 and 2,219.81

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Solution

The fourth proportional to 8,794.02, 13,189.81 and 2,219.81 is: 3,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.02 : 13,189.81 = 2,219.81 : x
  2. Step 2: Convert to fraction form
    8,794.02/13,189.81 = 2,219.81/x
  3. Step 3: Cross multiply
    8,794.02x = 13,189.81 × 2,219.81
  4. Step 4: Simplify right side
    8,794.02x = 29,278,800.64
  5. Step 5: Solve for x
    x = 29,278,800.64/8,794.02
  6. Step 6: Final answer
    x = 3,329.40

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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.