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Finding the Fourth Proportional to 3,357.95, 4,633.95 and 2,311.83

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Solution

The fourth proportional to 3,357.95, 4,633.95 and 2,311.83 is: 3,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.95 : 4,633.95 = 2,311.83 : x
  2. Step 2: Convert to fraction form
    3,357.95/4,633.95 = 2,311.83/x
  3. Step 3: Cross multiply
    3,357.95x = 4,633.95 × 2,311.83
  4. Step 4: Simplify right side
    3,357.95x = 10,712,904.63
  5. Step 5: Solve for x
    x = 10,712,904.63/3,357.95
  6. Step 6: Final answer
    x = 3,190.32

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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.