Home / 3,048.48-4,208.09-2,250.45

Finding the Fourth Proportional to 3,048.48, 4,208.09 and 2,250.45

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Solution

The fourth proportional to 3,048.48, 4,208.09 and 2,250.45 is: 3,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.48 : 4,208.09 = 2,250.45 : x
  2. Step 2: Convert to fraction form
    3,048.48/4,208.09 = 2,250.45/x
  3. Step 3: Cross multiply
    3,048.48x = 4,208.09 × 2,250.45
  4. Step 4: Simplify right side
    3,048.48x = 9,470,084.89
  5. Step 5: Solve for x
    x = 9,470,084.89/3,048.48
  6. Step 6: Final answer
    x = 3,106.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.