Home / 3,362.49-5,045.28-1,512.60

Finding the Fourth Proportional to 3,362.49, 5,045.28 and 1,512.60

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Solution

The fourth proportional to 3,362.49, 5,045.28 and 1,512.60 is: 2,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.49 : 5,045.28 = 1,512.60 : x
  2. Step 2: Convert to fraction form
    3,362.49/5,045.28 = 1,512.60/x
  3. Step 3: Cross multiply
    3,362.49x = 5,045.28 × 1,512.60
  4. Step 4: Simplify right side
    3,362.49x = 7,631,490.53
  5. Step 5: Solve for x
    x = 7,631,490.53/3,362.49
  6. Step 6: Final answer
    x = 2,269.60

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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.