Home / 4,216.17-5,814.34-3,156.49

Finding the Fourth Proportional to 4,216.17, 5,814.34 and 3,156.49

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Solution

The fourth proportional to 4,216.17, 5,814.34 and 3,156.49 is: 4,352.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.17 : 5,814.34 = 3,156.49 : x
  2. Step 2: Convert to fraction form
    4,216.17/5,814.34 = 3,156.49/x
  3. Step 3: Cross multiply
    4,216.17x = 5,814.34 × 3,156.49
  4. Step 4: Simplify right side
    4,216.17x = 18,352,906.07
  5. Step 5: Solve for x
    x = 18,352,906.07/4,216.17
  6. Step 6: Final answer
    x = 4,352.98

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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.