Home / 4,882.45-7,328.54-2,692.21

Finding the Fourth Proportional to 4,882.45, 7,328.54 and 2,692.21

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Solution

The fourth proportional to 4,882.45, 7,328.54 and 2,692.21 is: 4,041.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,882.45 : 7,328.54 = 2,692.21 : x
  2. Step 2: Convert to fraction form
    4,882.45/7,328.54 = 2,692.21/x
  3. Step 3: Cross multiply
    4,882.45x = 7,328.54 × 2,692.21
  4. Step 4: Simplify right side
    4,882.45x = 19,729,968.67
  5. Step 5: Solve for x
    x = 19,729,968.67/4,882.45
  6. Step 6: Final answer
    x = 4,041.00

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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.