Home / 6,313.05-9,470.58-2,153.28

Finding the Fourth Proportional to 6,313.05, 9,470.58 and 2,153.28

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Solution

The fourth proportional to 6,313.05, 9,470.58 and 2,153.28 is: 3,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.05 : 9,470.58 = 2,153.28 : x
  2. Step 2: Convert to fraction form
    6,313.05/9,470.58 = 2,153.28/x
  3. Step 3: Cross multiply
    6,313.05x = 9,470.58 × 2,153.28
  4. Step 4: Simplify right side
    6,313.05x = 20,392,810.50
  5. Step 5: Solve for x
    x = 20,392,810.50/6,313.05
  6. Step 6: Final answer
    x = 3,230.26

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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.