Home / 3,814.18-5,261.97-2,397.67

Finding the Fourth Proportional to 3,814.18, 5,261.97 and 2,397.67

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Solution

The fourth proportional to 3,814.18, 5,261.97 and 2,397.67 is: 3,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.18 : 5,261.97 = 2,397.67 : x
  2. Step 2: Convert to fraction form
    3,814.18/5,261.97 = 2,397.67/x
  3. Step 3: Cross multiply
    3,814.18x = 5,261.97 × 2,397.67
  4. Step 4: Simplify right side
    3,814.18x = 12,616,467.61
  5. Step 5: Solve for x
    x = 12,616,467.61/3,814.18
  6. Step 6: Final answer
    x = 3,307.78

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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.