Home / 3,203.96-4,421.48-1,877.67

Finding the Fourth Proportional to 3,203.96, 4,421.48 and 1,877.67

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Solution

The fourth proportional to 3,203.96, 4,421.48 and 1,877.67 is: 2,591.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.96 : 4,421.48 = 1,877.67 : x
  2. Step 2: Convert to fraction form
    3,203.96/4,421.48 = 1,877.67/x
  3. Step 3: Cross multiply
    3,203.96x = 4,421.48 × 1,877.67
  4. Step 4: Simplify right side
    3,203.96x = 8,302,080.35
  5. Step 5: Solve for x
    x = 8,302,080.35/3,203.96
  6. Step 6: Final answer
    x = 2,591.19

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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.