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Finding the Fourth Proportional to 2,895.99, 4,343.99 and 704.72

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Solution

The fourth proportional to 2,895.99, 4,343.99 and 704.72 is: 1,057.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.99 : 4,343.99 = 704.72 : x
  2. Step 2: Convert to fraction form
    2,895.99/4,343.99 = 704.72/x
  3. Step 3: Cross multiply
    2,895.99x = 4,343.99 × 704.72
  4. Step 4: Simplify right side
    2,895.99x = 3,061,296.63
  5. Step 5: Solve for x
    x = 3,061,296.63/2,895.99
  6. Step 6: Final answer
    x = 1,057.08

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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.