Home / 4,372.21-6,556.35-1,409.73

Finding the Fourth Proportional to 4,372.21, 6,556.35 and 1,409.73

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Solution

The fourth proportional to 4,372.21, 6,556.35 and 1,409.73 is: 2,113.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.21 : 6,556.35 = 1,409.73 : x
  2. Step 2: Convert to fraction form
    4,372.21/6,556.35 = 1,409.73/x
  3. Step 3: Cross multiply
    4,372.21x = 6,556.35 × 1,409.73
  4. Step 4: Simplify right side
    4,372.21x = 9,242,683.29
  5. Step 5: Solve for x
    x = 9,242,683.29/4,372.21
  6. Step 6: Final answer
    x = 2,113.96

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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.