Home / 4,075.18-6,104.40-3,415.12

Finding the Fourth Proportional to 4,075.18, 6,104.40 and 3,415.12

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Solution

The fourth proportional to 4,075.18, 6,104.40 and 3,415.12 is: 5,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.18 : 6,104.40 = 3,415.12 : x
  2. Step 2: Convert to fraction form
    4,075.18/6,104.40 = 3,415.12/x
  3. Step 3: Cross multiply
    4,075.18x = 6,104.40 × 3,415.12
  4. Step 4: Simplify right side
    4,075.18x = 20,847,258.53
  5. Step 5: Solve for x
    x = 20,847,258.53/4,075.18
  6. Step 6: Final answer
    x = 5,115.67

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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.