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Finding the Fourth Proportional to 3,302.92, 4,559.96 and 1,977.04

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Solution

The fourth proportional to 3,302.92, 4,559.96 and 1,977.04 is: 2,729.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.92 : 4,559.96 = 1,977.04 : x
  2. Step 2: Convert to fraction form
    3,302.92/4,559.96 = 1,977.04/x
  3. Step 3: Cross multiply
    3,302.92x = 4,559.96 × 1,977.04
  4. Step 4: Simplify right side
    3,302.92x = 9,015,223.32
  5. Step 5: Solve for x
    x = 9,015,223.32/3,302.92
  6. Step 6: Final answer
    x = 2,729.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.