Home / 4,176.20-5,761.84-2,407.56

Finding the Fourth Proportional to 4,176.20, 5,761.84 and 2,407.56

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Solution

The fourth proportional to 4,176.20, 5,761.84 and 2,407.56 is: 3,321.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.20 : 5,761.84 = 2,407.56 : x
  2. Step 2: Convert to fraction form
    4,176.20/5,761.84 = 2,407.56/x
  3. Step 3: Cross multiply
    4,176.20x = 5,761.84 × 2,407.56
  4. Step 4: Simplify right side
    4,176.20x = 13,871,975.51
  5. Step 5: Solve for x
    x = 13,871,975.51/4,176.20
  6. Step 6: Final answer
    x = 3,321.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.