Home / 5,100.50-7,611.32-4,548.28

Finding the Fourth Proportional to 5,100.50, 7,611.32 and 4,548.28

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Solution

The fourth proportional to 5,100.50, 7,611.32 and 4,548.28 is: 6,787.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.50 : 7,611.32 = 4,548.28 : x
  2. Step 2: Convert to fraction form
    5,100.50/7,611.32 = 4,548.28/x
  3. Step 3: Cross multiply
    5,100.50x = 7,611.32 × 4,548.28
  4. Step 4: Simplify right side
    5,100.50x = 34,618,414.53
  5. Step 5: Solve for x
    x = 34,618,414.53/5,100.50
  6. Step 6: Final answer
    x = 6,787.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.