Home / 3,033.63-4,548.90-1,388.79

Finding the Fourth Proportional to 3,033.63, 4,548.90 and 1,388.79

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Solution

The fourth proportional to 3,033.63, 4,548.90 and 1,388.79 is: 2,082.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.63 : 4,548.90 = 1,388.79 : x
  2. Step 2: Convert to fraction form
    3,033.63/4,548.90 = 1,388.79/x
  3. Step 3: Cross multiply
    3,033.63x = 4,548.90 × 1,388.79
  4. Step 4: Simplify right side
    3,033.63x = 6,317,466.83
  5. Step 5: Solve for x
    x = 6,317,466.83/3,033.63
  6. Step 6: Final answer
    x = 2,082.48

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1.5x scale

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.