Home / 3,702.96-5,554.86-1,236.96

Finding the Fourth Proportional to 3,702.96, 5,554.86 and 1,236.96

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Solution

The fourth proportional to 3,702.96, 5,554.86 and 1,236.96 is: 1,855.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.96 : 5,554.86 = 1,236.96 : x
  2. Step 2: Convert to fraction form
    3,702.96/5,554.86 = 1,236.96/x
  3. Step 3: Cross multiply
    3,702.96x = 5,554.86 × 1,236.96
  4. Step 4: Simplify right side
    3,702.96x = 6,871,139.63
  5. Step 5: Solve for x
    x = 6,871,139.63/3,702.96
  6. Step 6: Final answer
    x = 1,855.58

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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.