Home / 3,362.02-5,038.56-1,512.80

Finding the Fourth Proportional to 3,362.02, 5,038.56 and 1,512.80

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Solution

The fourth proportional to 3,362.02, 5,038.56 and 1,512.80 is: 2,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.02 : 5,038.56 = 1,512.80 : x
  2. Step 2: Convert to fraction form
    3,362.02/5,038.56 = 1,512.80/x
  3. Step 3: Cross multiply
    3,362.02x = 5,038.56 × 1,512.80
  4. Step 4: Simplify right side
    3,362.02x = 7,622,333.57
  5. Step 5: Solve for x
    x = 7,622,333.57/3,362.02
  6. Step 6: Final answer
    x = 2,267.19

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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.