Home / 5,419.17-7,478.37-2,935.17

Finding the Fourth Proportional to 5,419.17, 7,478.37 and 2,935.17

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Solution

The fourth proportional to 5,419.17, 7,478.37 and 2,935.17 is: 4,050.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.17 : 7,478.37 = 2,935.17 : x
  2. Step 2: Convert to fraction form
    5,419.17/7,478.37 = 2,935.17/x
  3. Step 3: Cross multiply
    5,419.17x = 7,478.37 × 2,935.17
  4. Step 4: Simplify right side
    5,419.17x = 21,950,287.27
  5. Step 5: Solve for x
    x = 21,950,287.27/5,419.17
  6. Step 6: Final answer
    x = 4,050.49

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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.