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Finding the Fourth Proportional to 5,803.42, 8,699.84 and 2,104.83

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Solution

The fourth proportional to 5,803.42, 8,699.84 and 2,104.83 is: 3,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.42 : 8,699.84 = 2,104.83 : x
  2. Step 2: Convert to fraction form
    5,803.42/8,699.84 = 2,104.83/x
  3. Step 3: Cross multiply
    5,803.42x = 8,699.84 × 2,104.83
  4. Step 4: Simplify right side
    5,803.42x = 18,311,671.04
  5. Step 5: Solve for x
    x = 18,311,671.04/5,803.42
  6. Step 6: Final answer
    x = 3,155.32

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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.