Home / 5,450.60-8,157.36-4,574.07

Finding the Fourth Proportional to 5,450.60, 8,157.36 and 4,574.07

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Solution

The fourth proportional to 5,450.60, 8,157.36 and 4,574.07 is: 6,845.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.60 : 8,157.36 = 4,574.07 : x
  2. Step 2: Convert to fraction form
    5,450.60/8,157.36 = 4,574.07/x
  3. Step 3: Cross multiply
    5,450.60x = 8,157.36 × 4,574.07
  4. Step 4: Simplify right side
    5,450.60x = 37,312,335.66
  5. Step 5: Solve for x
    x = 37,312,335.66/5,450.60
  6. Step 6: Final answer
    x = 6,845.55

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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.