Home / 9,451.70-14,172.35-3,903.78

Finding the Fourth Proportional to 9,451.70, 14,172.35 and 3,903.78

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Solution

The fourth proportional to 9,451.70, 14,172.35 and 3,903.78 is: 5,853.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.70 : 14,172.35 = 3,903.78 : x
  2. Step 2: Convert to fraction form
    9,451.70/14,172.35 = 3,903.78/x
  3. Step 3: Cross multiply
    9,451.70x = 14,172.35 × 3,903.78
  4. Step 4: Simplify right side
    9,451.70x = 55,325,716.96
  5. Step 5: Solve for x
    x = 55,325,716.96/9,451.70
  6. Step 6: Final answer
    x = 5,853.52

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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.