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Finding the Fourth Proportional to 5,879.84, 8,817.80 and 2,368.94

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Solution

The fourth proportional to 5,879.84, 8,817.80 and 2,368.94 is: 3,552.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.84 : 8,817.80 = 2,368.94 : x
  2. Step 2: Convert to fraction form
    5,879.84/8,817.80 = 2,368.94/x
  3. Step 3: Cross multiply
    5,879.84x = 8,817.80 × 2,368.94
  4. Step 4: Simplify right side
    5,879.84x = 20,888,783.20
  5. Step 5: Solve for x
    x = 20,888,783.20/5,879.84
  6. Step 6: Final answer
    x = 3,552.61

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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.