Home / 3,926.17-5,416.47-2,354.27

Finding the Fourth Proportional to 3,926.17, 5,416.47 and 2,354.27

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Solution

The fourth proportional to 3,926.17, 5,416.47 and 2,354.27 is: 3,247.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926.17 : 5,416.47 = 2,354.27 : x
  2. Step 2: Convert to fraction form
    3,926.17/5,416.47 = 2,354.27/x
  3. Step 3: Cross multiply
    3,926.17x = 5,416.47 × 2,354.27
  4. Step 4: Simplify right side
    3,926.17x = 12,751,805.74
  5. Step 5: Solve for x
    x = 12,751,805.74/3,926.17
  6. Step 6: Final answer
    x = 3,247.90

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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.