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Finding the Fourth Proportional to 4,907.52, 6,772.24 and 2,669.36

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Solution

The fourth proportional to 4,907.52, 6,772.24 and 2,669.36 is: 3,683.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.52 : 6,772.24 = 2,669.36 : x
  2. Step 2: Convert to fraction form
    4,907.52/6,772.24 = 2,669.36/x
  3. Step 3: Cross multiply
    4,907.52x = 6,772.24 × 2,669.36
  4. Step 4: Simplify right side
    4,907.52x = 18,077,546.57
  5. Step 5: Solve for x
    x = 18,077,546.57/4,907.52
  6. Step 6: Final answer
    x = 3,683.64

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1.5x scale

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.