Home / 5,849.78-8,772.08-1,899.59

Finding the Fourth Proportional to 5,849.78, 8,772.08 and 1,899.59

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Solution

The fourth proportional to 5,849.78, 8,772.08 and 1,899.59 is: 2,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,849.78 : 8,772.08 = 1,899.59 : x
  2. Step 2: Convert to fraction form
    5,849.78/8,772.08 = 1,899.59/x
  3. Step 3: Cross multiply
    5,849.78x = 8,772.08 × 1,899.59
  4. Step 4: Simplify right side
    5,849.78x = 16,663,302.09
  5. Step 5: Solve for x
    x = 16,663,302.09/5,849.78
  6. Step 6: Final answer
    x = 2,848.54

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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.