Home / 4,980.30-7,471.14-1,692.52

Finding the Fourth Proportional to 4,980.30, 7,471.14 and 1,692.52

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Solution

The fourth proportional to 4,980.30, 7,471.14 and 1,692.52 is: 2,539.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.30 : 7,471.14 = 1,692.52 : x
  2. Step 2: Convert to fraction form
    4,980.30/7,471.14 = 1,692.52/x
  3. Step 3: Cross multiply
    4,980.30x = 7,471.14 × 1,692.52
  4. Step 4: Simplify right side
    4,980.30x = 12,645,053.87
  5. Step 5: Solve for x
    x = 12,645,053.87/4,980.30
  6. Step 6: Final answer
    x = 2,539.01

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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.