Home / 3,703.20-5,553.60-1,237.38

Finding the Fourth Proportional to 3,703.20, 5,553.60 and 1,237.38

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Solution

The fourth proportional to 3,703.20, 5,553.60 and 1,237.38 is: 1,855.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.20 : 5,553.60 = 1,237.38 : x
  2. Step 2: Convert to fraction form
    3,703.20/5,553.60 = 1,237.38/x
  3. Step 3: Cross multiply
    3,703.20x = 5,553.60 × 1,237.38
  4. Step 4: Simplify right side
    3,703.20x = 6,871,913.57
  5. Step 5: Solve for x
    x = 6,871,913.57/3,703.20
  6. Step 6: Final answer
    x = 1,855.67

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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.