Home / 5,301.80-7,938.06-2,692.04

Finding the Fourth Proportional to 5,301.80, 7,938.06 and 2,692.04

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Solution

The fourth proportional to 5,301.80, 7,938.06 and 2,692.04 is: 4,030.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.80 : 7,938.06 = 2,692.04 : x
  2. Step 2: Convert to fraction form
    5,301.80/7,938.06 = 2,692.04/x
  3. Step 3: Cross multiply
    5,301.80x = 7,938.06 × 2,692.04
  4. Step 4: Simplify right side
    5,301.80x = 21,369,575.04
  5. Step 5: Solve for x
    x = 21,369,575.04/5,301.80
  6. Step 6: Final answer
    x = 4,030.63

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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.