Home / 3,038.85-4,555.08-1,283.49

Finding the Fourth Proportional to 3,038.85, 4,555.08 and 1,283.49

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Solution

The fourth proportional to 3,038.85, 4,555.08 and 1,283.49 is: 1,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.85 : 4,555.08 = 1,283.49 : x
  2. Step 2: Convert to fraction form
    3,038.85/4,555.08 = 1,283.49/x
  3. Step 3: Cross multiply
    3,038.85x = 4,555.08 × 1,283.49
  4. Step 4: Simplify right side
    3,038.85x = 5,846,399.63
  5. Step 5: Solve for x
    x = 5,846,399.63/3,038.85
  6. Step 6: Final answer
    x = 1,923.89

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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.