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Finding the Fourth Proportional to 5,821.88, 8,736.44 and 2,535

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Solution

The fourth proportional to 5,821.88, 8,736.44 and 2,535 is: 3,804.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.88 : 8,736.44 = 2,535 : x
  2. Step 2: Convert to fraction form
    5,821.88/8,736.44 = 2,535/x
  3. Step 3: Cross multiply
    5,821.88x = 8,736.44 × 2,535
  4. Step 4: Simplify right side
    5,821.88x = 22,146,875.40
  5. Step 5: Solve for x
    x = 22,146,875.40/5,821.88
  6. Step 6: Final answer
    x = 3,804.08

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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.