Home / 9,447.19-14,172.81-2,873.91

Finding the Fourth Proportional to 9,447.19, 14,172.81 and 2,873.91

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Solution

The fourth proportional to 9,447.19, 14,172.81 and 2,873.91 is: 4,311.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,447.19 : 14,172.81 = 2,873.91 : x
  2. Step 2: Convert to fraction form
    9,447.19/14,172.81 = 2,873.91/x
  3. Step 3: Cross multiply
    9,447.19x = 14,172.81 × 2,873.91
  4. Step 4: Simplify right side
    9,447.19x = 40,731,380.39
  5. Step 5: Solve for x
    x = 40,731,380.39/9,447.19
  6. Step 6: Final answer
    x = 4,311.48

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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.