Home / 5,853.31-8,778.64-1,692.38

Finding the Fourth Proportional to 5,853.31, 8,778.64 and 1,692.38

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Solution

The fourth proportional to 5,853.31, 8,778.64 and 1,692.38 is: 2,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.31 : 8,778.64 = 1,692.38 : x
  2. Step 2: Convert to fraction form
    5,853.31/8,778.64 = 1,692.38/x
  3. Step 3: Cross multiply
    5,853.31x = 8,778.64 × 1,692.38
  4. Step 4: Simplify right side
    5,853.31x = 14,856,812.48
  5. Step 5: Solve for x
    x = 14,856,812.48/5,853.31
  6. Step 6: Final answer
    x = 2,538.19

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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.