Home / 3,432.27-4,736.51-1,940.67

Finding the Fourth Proportional to 3,432.27, 4,736.51 and 1,940.67

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Solution

The fourth proportional to 3,432.27, 4,736.51 and 1,940.67 is: 2,678.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.27 : 4,736.51 = 1,940.67 : x
  2. Step 2: Convert to fraction form
    3,432.27/4,736.51 = 1,940.67/x
  3. Step 3: Cross multiply
    3,432.27x = 4,736.51 × 1,940.67
  4. Step 4: Simplify right side
    3,432.27x = 9,191,993.16
  5. Step 5: Solve for x
    x = 9,191,993.16/3,432.27
  6. Step 6: Final answer
    x = 2,678.11

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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.