Home / 2,240.46-3,358.53-1,416.69

Finding the Fourth Proportional to 2,240.46, 3,358.53 and 1,416.69

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Solution

The fourth proportional to 2,240.46, 3,358.53 and 1,416.69 is: 2,123.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.46 : 3,358.53 = 1,416.69 : x
  2. Step 2: Convert to fraction form
    2,240.46/3,358.53 = 1,416.69/x
  3. Step 3: Cross multiply
    2,240.46x = 3,358.53 × 1,416.69
  4. Step 4: Simplify right side
    2,240.46x = 4,757,995.87
  5. Step 5: Solve for x
    x = 4,757,995.87/2,240.46
  6. Step 6: Final answer
    x = 2,123.67

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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.