Home / 4,453.12-6,684.60-4,341.40

Finding the Fourth Proportional to 4,453.12, 6,684.60 and 4,341.40

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Solution

The fourth proportional to 4,453.12, 6,684.60 and 4,341.40 is: 6,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.12 : 6,684.60 = 4,341.40 : x
  2. Step 2: Convert to fraction form
    4,453.12/6,684.60 = 4,341.40/x
  3. Step 3: Cross multiply
    4,453.12x = 6,684.60 × 4,341.40
  4. Step 4: Simplify right side
    4,453.12x = 29,020,522.44
  5. Step 5: Solve for x
    x = 29,020,522.44/4,453.12
  6. Step 6: Final answer
    x = 6,516.90

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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.