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Finding the Fourth Proportional to 2,846.52, 4,269.96 and 899.28

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Solution

The fourth proportional to 2,846.52, 4,269.96 and 899.28 is: 1,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.52 : 4,269.96 = 899.28 : x
  2. Step 2: Convert to fraction form
    2,846.52/4,269.96 = 899.28/x
  3. Step 3: Cross multiply
    2,846.52x = 4,269.96 × 899.28
  4. Step 4: Simplify right side
    2,846.52x = 3,839,889.63
  5. Step 5: Solve for x
    x = 3,839,889.63/2,846.52
  6. Step 6: Final answer
    x = 1,348.98

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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.