Home / 10,362.84-15,532.72-4,121.24

Finding the Fourth Proportional to 10,362.84, 15,532.72 and 4,121.24

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Solution

The fourth proportional to 10,362.84, 15,532.72 and 4,121.24 is: 6,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362.84 : 15,532.72 = 4,121.24 : x
  2. Step 2: Convert to fraction form
    10,362.84/15,532.72 = 4,121.24/x
  3. Step 3: Cross multiply
    10,362.84x = 15,532.72 × 4,121.24
  4. Step 4: Simplify right side
    10,362.84x = 64,014,066.97
  5. Step 5: Solve for x
    x = 64,014,066.97/10,362.84
  6. Step 6: Final answer
    x = 6,177.27

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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.