Home / 4,647.33-6,411.75-2,969.72

Finding the Fourth Proportional to 4,647.33, 6,411.75 and 2,969.72

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Solution

The fourth proportional to 4,647.33, 6,411.75 and 2,969.72 is: 4,097.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.33 : 6,411.75 = 2,969.72 : x
  2. Step 2: Convert to fraction form
    4,647.33/6,411.75 = 2,969.72/x
  3. Step 3: Cross multiply
    4,647.33x = 6,411.75 × 2,969.72
  4. Step 4: Simplify right side
    4,647.33x = 19,041,059.01
  5. Step 5: Solve for x
    x = 19,041,059.01/4,647.33
  6. Step 6: Final answer
    x = 4,097.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.