Home / 10,692.16-16,040.88-3,296.32

Finding the Fourth Proportional to 10,692.16, 16,040.88 and 3,296.32

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Solution

The fourth proportional to 10,692.16, 16,040.88 and 3,296.32 is: 4,945.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692.16 : 16,040.88 = 3,296.32 : x
  2. Step 2: Convert to fraction form
    10,692.16/16,040.88 = 3,296.32/x
  3. Step 3: Cross multiply
    10,692.16x = 16,040.88 × 3,296.32
  4. Step 4: Simplify right side
    10,692.16x = 52,875,873.56
  5. Step 5: Solve for x
    x = 52,875,873.56/10,692.16
  6. Step 6: Final answer
    x = 4,945.29

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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.