Home / 3,571.24-5,343.42-2,477.72

Finding the Fourth Proportional to 3,571.24, 5,343.42 and 2,477.72

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Solution

The fourth proportional to 3,571.24, 5,343.42 and 2,477.72 is: 3,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.24 : 5,343.42 = 2,477.72 : x
  2. Step 2: Convert to fraction form
    3,571.24/5,343.42 = 2,477.72/x
  3. Step 3: Cross multiply
    3,571.24x = 5,343.42 × 2,477.72
  4. Step 4: Simplify right side
    3,571.24x = 13,239,498.60
  5. Step 5: Solve for x
    x = 13,239,498.60/3,571.24
  6. Step 6: Final answer
    x = 3,707.26

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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.