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Finding the Fourth Proportional to 9,893.95, 14,841.69 and 2,874.08

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Solution

The fourth proportional to 9,893.95, 14,841.69 and 2,874.08 is: 4,311.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893.95 : 14,841.69 = 2,874.08 : x
  2. Step 2: Convert to fraction form
    9,893.95/14,841.69 = 2,874.08/x
  3. Step 3: Cross multiply
    9,893.95x = 14,841.69 × 2,874.08
  4. Step 4: Simplify right side
    9,893.95x = 42,656,135.58
  5. Step 5: Solve for x
    x = 42,656,135.58/9,893.95
  6. Step 6: Final answer
    x = 4,311.34

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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.