Home / 4,340.96-6,503.88-3,480.56

Finding the Fourth Proportional to 4,340.96, 6,503.88 and 3,480.56

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Solution

The fourth proportional to 4,340.96, 6,503.88 and 3,480.56 is: 5,214.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.96 : 6,503.88 = 3,480.56 : x
  2. Step 2: Convert to fraction form
    4,340.96/6,503.88 = 3,480.56/x
  3. Step 3: Cross multiply
    4,340.96x = 6,503.88 × 3,480.56
  4. Step 4: Simplify right side
    4,340.96x = 22,637,144.57
  5. Step 5: Solve for x
    x = 22,637,144.57/4,340.96
  6. Step 6: Final answer
    x = 5,214.78

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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.