Home / 3,725.55-5,586.26-1,777.77

Finding the Fourth Proportional to 3,725.55, 5,586.26 and 1,777.77

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Solution

The fourth proportional to 3,725.55, 5,586.26 and 1,777.77 is: 2,665.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.55 : 5,586.26 = 1,777.77 : x
  2. Step 2: Convert to fraction form
    3,725.55/5,586.26 = 1,777.77/x
  3. Step 3: Cross multiply
    3,725.55x = 5,586.26 × 1,777.77
  4. Step 4: Simplify right side
    3,725.55x = 9,931,076.55
  5. Step 5: Solve for x
    x = 9,931,076.55/3,725.55
  6. Step 6: Final answer
    x = 2,665.67

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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.