Home / 2,193.08-3,000.24-2,183.76

Finding the Fourth Proportional to 2,193.08, 3,000.24 and 2,183.76

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Solution

The fourth proportional to 2,193.08, 3,000.24 and 2,183.76 is: 2,987.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.08 : 3,000.24 = 2,183.76 : x
  2. Step 2: Convert to fraction form
    2,193.08/3,000.24 = 2,183.76/x
  3. Step 3: Cross multiply
    2,193.08x = 3,000.24 × 2,183.76
  4. Step 4: Simplify right side
    2,193.08x = 6,551,804.10
  5. Step 5: Solve for x
    x = 6,551,804.10/2,193.08
  6. Step 6: Final answer
    x = 2,987.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.