Home / 5,195.24-7,174.88-4,485.68

Finding the Fourth Proportional to 5,195.24, 7,174.88 and 4,485.68

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Solution

The fourth proportional to 5,195.24, 7,174.88 and 4,485.68 is: 6,194.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.24 : 7,174.88 = 4,485.68 : x
  2. Step 2: Convert to fraction form
    5,195.24/7,174.88 = 4,485.68/x
  3. Step 3: Cross multiply
    5,195.24x = 7,174.88 × 4,485.68
  4. Step 4: Simplify right side
    5,195.24x = 32,184,215.72
  5. Step 5: Solve for x
    x = 32,184,215.72/5,195.24
  6. Step 6: Final answer
    x = 6,194.94

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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.