Home / 9,921.49-14,874.94-4,731.01

Finding the Fourth Proportional to 9,921.49, 14,874.94 and 4,731.01

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Solution

The fourth proportional to 9,921.49, 14,874.94 and 4,731.01 is: 7,093.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921.49 : 14,874.94 = 4,731.01 : x
  2. Step 2: Convert to fraction form
    9,921.49/14,874.94 = 4,731.01/x
  3. Step 3: Cross multiply
    9,921.49x = 14,874.94 × 4,731.01
  4. Step 4: Simplify right side
    9,921.49x = 70,373,489.89
  5. Step 5: Solve for x
    x = 70,373,489.89/9,921.49
  6. Step 6: Final answer
    x = 7,093.04

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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.