Home / 1,816.01-2,723.94-517.44

Finding the Fourth Proportional to 1,816.01, 2,723.94 and 517.44

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Solution

The fourth proportional to 1,816.01, 2,723.94 and 517.44 is: 776.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816.01 : 2,723.94 = 517.44 : x
  2. Step 2: Convert to fraction form
    1,816.01/2,723.94 = 517.44/x
  3. Step 3: Cross multiply
    1,816.01x = 2,723.94 × 517.44
  4. Step 4: Simplify right side
    1,816.01x = 1,409,475.51
  5. Step 5: Solve for x
    x = 1,409,475.51/1,816.01
  6. Step 6: Final answer
    x = 776.14

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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.