Home / 6,200.34-8,556.48-3,405.84

Finding the Fourth Proportional to 6,200.34, 8,556.48 and 3,405.84

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Solution

The fourth proportional to 6,200.34, 8,556.48 and 3,405.84 is: 4,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.34 : 8,556.48 = 3,405.84 : x
  2. Step 2: Convert to fraction form
    6,200.34/8,556.48 = 3,405.84/x
  3. Step 3: Cross multiply
    6,200.34x = 8,556.48 × 3,405.84
  4. Step 4: Simplify right side
    6,200.34x = 29,142,001.84
  5. Step 5: Solve for x
    x = 29,142,001.84/6,200.34
  6. Step 6: Final answer
    x = 4,700.07

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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.