Home / 5,133.42-7,692.30-2,669.04

Finding the Fourth Proportional to 5,133.42, 7,692.30 and 2,669.04

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Solution

The fourth proportional to 5,133.42, 7,692.30 and 2,669.04 is: 3,999.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.42 : 7,692.30 = 2,669.04 : x
  2. Step 2: Convert to fraction form
    5,133.42/7,692.30 = 2,669.04/x
  3. Step 3: Cross multiply
    5,133.42x = 7,692.30 × 2,669.04
  4. Step 4: Simplify right side
    5,133.42x = 20,531,056.39
  5. Step 5: Solve for x
    x = 20,531,056.39/5,133.42
  6. Step 6: Final answer
    x = 3,999.49

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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.