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Finding the Fourth Proportional to 2,880.88, 4,313.04 and 1,646.08

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Solution

The fourth proportional to 2,880.88, 4,313.04 and 1,646.08 is: 2,464.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.88 : 4,313.04 = 1,646.08 : x
  2. Step 2: Convert to fraction form
    2,880.88/4,313.04 = 1,646.08/x
  3. Step 3: Cross multiply
    2,880.88x = 4,313.04 × 1,646.08
  4. Step 4: Simplify right side
    2,880.88x = 7,099,608.88
  5. Step 5: Solve for x
    x = 7,099,608.88/2,880.88
  6. Step 6: Final answer
    x = 2,464.39

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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.