Home / 5,643.90-8,466.09-1,748.38

Finding the Fourth Proportional to 5,643.90, 8,466.09 and 1,748.38

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Solution

The fourth proportional to 5,643.90, 8,466.09 and 1,748.38 is: 2,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.90 : 8,466.09 = 1,748.38 : x
  2. Step 2: Convert to fraction form
    5,643.90/8,466.09 = 1,748.38/x
  3. Step 3: Cross multiply
    5,643.90x = 8,466.09 × 1,748.38
  4. Step 4: Simplify right side
    5,643.90x = 14,801,942.43
  5. Step 5: Solve for x
    x = 14,801,942.43/5,643.90
  6. Step 6: Final answer
    x = 2,622.64

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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.