Home / 3,607.80-5,412.48-2,048.55

Finding the Fourth Proportional to 3,607.80, 5,412.48 and 2,048.55

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Solution

The fourth proportional to 3,607.80, 5,412.48 and 2,048.55 is: 3,073.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,607.80 : 5,412.48 = 2,048.55 : x
  2. Step 2: Convert to fraction form
    3,607.80/5,412.48 = 2,048.55/x
  3. Step 3: Cross multiply
    3,607.80x = 5,412.48 × 2,048.55
  4. Step 4: Simplify right side
    3,607.80x = 11,087,735.90
  5. Step 5: Solve for x
    x = 11,087,735.90/3,607.80
  6. Step 6: Final answer
    x = 3,073.27

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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.