Home / 6,200.24-8,556.48-3,405.76

Finding the Fourth Proportional to 6,200.24, 8,556.48 and 3,405.76

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Solution

The fourth proportional to 6,200.24, 8,556.48 and 3,405.76 is: 4,700.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.24 : 8,556.48 = 3,405.76 : x
  2. Step 2: Convert to fraction form
    6,200.24/8,556.48 = 3,405.76/x
  3. Step 3: Cross multiply
    6,200.24x = 8,556.48 × 3,405.76
  4. Step 4: Simplify right side
    6,200.24x = 29,141,317.32
  5. Step 5: Solve for x
    x = 29,141,317.32/6,200.24
  6. Step 6: Final answer
    x = 4,700.03

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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.