Home / 9,940.80-14,911.52-4,093.44

Finding the Fourth Proportional to 9,940.80, 14,911.52 and 4,093.44

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Solution

The fourth proportional to 9,940.80, 14,911.52 and 4,093.44 is: 6,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.80 : 14,911.52 = 4,093.44 : x
  2. Step 2: Convert to fraction form
    9,940.80/14,911.52 = 4,093.44/x
  3. Step 3: Cross multiply
    9,940.80x = 14,911.52 × 4,093.44
  4. Step 4: Simplify right side
    9,940.80x = 61,039,412.43
  5. Step 5: Solve for x
    x = 61,039,412.43/9,940.80
  6. Step 6: Final answer
    x = 6,140.29

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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.