Home / 4,324.56-6,485.84-1,692.12

Finding the Fourth Proportional to 4,324.56, 6,485.84 and 1,692.12

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Solution

The fourth proportional to 4,324.56, 6,485.84 and 1,692.12 is: 2,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324.56 : 6,485.84 = 1,692.12 : x
  2. Step 2: Convert to fraction form
    4,324.56/6,485.84 = 1,692.12/x
  3. Step 3: Cross multiply
    4,324.56x = 6,485.84 × 1,692.12
  4. Step 4: Simplify right side
    4,324.56x = 10,974,841.79
  5. Step 5: Solve for x
    x = 10,974,841.79/4,324.56
  6. Step 6: Final answer
    x = 2,537.80

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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.