Home / 3,269.63-4,899.57-2,798.31

Finding the Fourth Proportional to 3,269.63, 4,899.57 and 2,798.31

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Solution

The fourth proportional to 3,269.63, 4,899.57 and 2,798.31 is: 4,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.63 : 4,899.57 = 2,798.31 : x
  2. Step 2: Convert to fraction form
    3,269.63/4,899.57 = 2,798.31/x
  3. Step 3: Cross multiply
    3,269.63x = 4,899.57 × 2,798.31
  4. Step 4: Simplify right side
    3,269.63x = 13,710,515.73
  5. Step 5: Solve for x
    x = 13,710,515.73/3,269.63
  6. Step 6: Final answer
    x = 4,193.30

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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.