Home / 4,458.48-6,147-3,058.80

Finding the Fourth Proportional to 4,458.48, 6,147 and 3,058.80

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Solution

The fourth proportional to 4,458.48, 6,147 and 3,058.80 is: 4,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.48 : 6,147 = 3,058.80 : x
  2. Step 2: Convert to fraction form
    4,458.48/6,147 = 3,058.80/x
  3. Step 3: Cross multiply
    4,458.48x = 6,147 × 3,058.80
  4. Step 4: Simplify right side
    4,458.48x = 18,802,443.60
  5. Step 5: Solve for x
    x = 18,802,443.60/4,458.48
  6. Step 6: Final answer
    x = 4,217.23

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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.