Home / 3,667.96-5,501.93-1,297.80

Finding the Fourth Proportional to 3,667.96, 5,501.93 and 1,297.80

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Solution

The fourth proportional to 3,667.96, 5,501.93 and 1,297.80 is: 1,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667.96 : 5,501.93 = 1,297.80 : x
  2. Step 2: Convert to fraction form
    3,667.96/5,501.93 = 1,297.80/x
  3. Step 3: Cross multiply
    3,667.96x = 5,501.93 × 1,297.80
  4. Step 4: Simplify right side
    3,667.96x = 7,140,414.88
  5. Step 5: Solve for x
    x = 7,140,414.88/3,667.96
  6. Step 6: Final answer
    x = 1,946.70

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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.