Home / 5,579.25-8,369.27-1,630.55

Finding the Fourth Proportional to 5,579.25, 8,369.27 and 1,630.55

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Solution

The fourth proportional to 5,579.25, 8,369.27 and 1,630.55 is: 2,445.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579.25 : 8,369.27 = 1,630.55 : x
  2. Step 2: Convert to fraction form
    5,579.25/8,369.27 = 1,630.55/x
  3. Step 3: Cross multiply
    5,579.25x = 8,369.27 × 1,630.55
  4. Step 4: Simplify right side
    5,579.25x = 13,646,463.20
  5. Step 5: Solve for x
    x = 13,646,463.20/5,579.25
  6. Step 6: Final answer
    x = 2,445.93

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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.