Home / 1,692.04-2,537.98-459.46

Finding the Fourth Proportional to 1,692.04, 2,537.98 and 459.46

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Solution

The fourth proportional to 1,692.04, 2,537.98 and 459.46 is: 689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692.04 : 2,537.98 = 459.46 : x
  2. Step 2: Convert to fraction form
    1,692.04/2,537.98 = 459.46/x
  3. Step 3: Cross multiply
    1,692.04x = 2,537.98 × 459.46
  4. Step 4: Simplify right side
    1,692.04x = 1,166,101.33
  5. Step 5: Solve for x
    x = 1,166,101.33/1,692.04
  6. Step 6: Final answer
    x = 689.17

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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.