Home / 4,692.28-7,024.40-2,837.79

Finding the Fourth Proportional to 4,692.28, 7,024.40 and 2,837.79

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Solution

The fourth proportional to 4,692.28, 7,024.40 and 2,837.79 is: 4,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692.28 : 7,024.40 = 2,837.79 : x
  2. Step 2: Convert to fraction form
    4,692.28/7,024.40 = 2,837.79/x
  3. Step 3: Cross multiply
    4,692.28x = 7,024.40 × 2,837.79
  4. Step 4: Simplify right side
    4,692.28x = 19,933,722.77
  5. Step 5: Solve for x
    x = 19,933,722.77/4,692.28
  6. Step 6: Final answer
    x = 4,248.20

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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.