Home / 1,950.63-2,911.70-1,692.45

Finding the Fourth Proportional to 1,950.63, 2,911.70 and 1,692.45

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Solution

The fourth proportional to 1,950.63, 2,911.70 and 1,692.45 is: 2,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950.63 : 2,911.70 = 1,692.45 : x
  2. Step 2: Convert to fraction form
    1,950.63/2,911.70 = 1,692.45/x
  3. Step 3: Cross multiply
    1,950.63x = 2,911.70 × 1,692.45
  4. Step 4: Simplify right side
    1,950.63x = 4,927,898.20
  5. Step 5: Solve for x
    x = 4,927,898.20/1,950.63
  6. Step 6: Final answer
    x = 2,526.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.