Home / 5,777.25-7,973.55-3,540.36

Finding the Fourth Proportional to 5,777.25, 7,973.55 and 3,540.36

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Solution

The fourth proportional to 5,777.25, 7,973.55 and 3,540.36 is: 4,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.25 : 7,973.55 = 3,540.36 : x
  2. Step 2: Convert to fraction form
    5,777.25/7,973.55 = 3,540.36/x
  3. Step 3: Cross multiply
    5,777.25x = 7,973.55 × 3,540.36
  4. Step 4: Simplify right side
    5,777.25x = 28,229,227.51
  5. Step 5: Solve for x
    x = 28,229,227.51/5,777.25
  6. Step 6: Final answer
    x = 4,886.27

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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.