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Finding the Fourth Proportional to 5,576.82, 7,693.29 and 4,692.30

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Solution

The fourth proportional to 5,576.82, 7,693.29 and 4,692.30 is: 6,473.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.82 : 7,693.29 = 4,692.30 : x
  2. Step 2: Convert to fraction form
    5,576.82/7,693.29 = 4,692.30/x
  3. Step 3: Cross multiply
    5,576.82x = 7,693.29 × 4,692.30
  4. Step 4: Simplify right side
    5,576.82x = 36,099,224.67
  5. Step 5: Solve for x
    x = 36,099,224.67/5,576.82
  6. Step 6: Final answer
    x = 6,473.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.