Home / 5,879.21-8,816.59-2,368.02

Finding the Fourth Proportional to 5,879.21, 8,816.59 and 2,368.02

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Solution

The fourth proportional to 5,879.21, 8,816.59 and 2,368.02 is: 3,551.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.21 : 8,816.59 = 2,368.02 : x
  2. Step 2: Convert to fraction form
    5,879.21/8,816.59 = 2,368.02/x
  3. Step 3: Cross multiply
    5,879.21x = 8,816.59 × 2,368.02
  4. Step 4: Simplify right side
    5,879.21x = 20,877,861.45
  5. Step 5: Solve for x
    x = 20,877,861.45/5,879.21
  6. Step 6: Final answer
    x = 3,551.13

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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.