Home / 3,053.36-4,212.60-3,048.80

Finding the Fourth Proportional to 3,053.36, 4,212.60 and 3,048.80

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Solution

The fourth proportional to 3,053.36, 4,212.60 and 3,048.80 is: 4,206.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.36 : 4,212.60 = 3,048.80 : x
  2. Step 2: Convert to fraction form
    3,053.36/4,212.60 = 3,048.80/x
  3. Step 3: Cross multiply
    3,053.36x = 4,212.60 × 3,048.80
  4. Step 4: Simplify right side
    3,053.36x = 12,843,374.88
  5. Step 5: Solve for x
    x = 12,843,374.88/3,053.36
  6. Step 6: Final answer
    x = 4,206.31

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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.