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Finding the Fourth Proportional to 4,435.96, 6,653.96 and 1,838.92

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Solution

The fourth proportional to 4,435.96, 6,653.96 and 1,838.92 is: 2,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.96 : 6,653.96 = 1,838.92 : x
  2. Step 2: Convert to fraction form
    4,435.96/6,653.96 = 1,838.92/x
  3. Step 3: Cross multiply
    4,435.96x = 6,653.96 × 1,838.92
  4. Step 4: Simplify right side
    4,435.96x = 12,236,100.12
  5. Step 5: Solve for x
    x = 12,236,100.12/4,435.96
  6. Step 6: Final answer
    x = 2,758.39

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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.