Home / 4,236.15-6,348.90-2,156.67

Finding the Fourth Proportional to 4,236.15, 6,348.90 and 2,156.67

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Solution

The fourth proportional to 4,236.15, 6,348.90 and 2,156.67 is: 3,232.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,236.15 : 6,348.90 = 2,156.67 : x
  2. Step 2: Convert to fraction form
    4,236.15/6,348.90 = 2,156.67/x
  3. Step 3: Cross multiply
    4,236.15x = 6,348.90 × 2,156.67
  4. Step 4: Simplify right side
    4,236.15x = 13,692,482.16
  5. Step 5: Solve for x
    x = 13,692,482.16/4,236.15
  6. Step 6: Final answer
    x = 3,232.29

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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.