Home / 1,623.14-2,435.01-527.81

Finding the Fourth Proportional to 1,623.14, 2,435.01 and 527.81

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Solution

The fourth proportional to 1,623.14, 2,435.01 and 527.81 is: 791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623.14 : 2,435.01 = 527.81 : x
  2. Step 2: Convert to fraction form
    1,623.14/2,435.01 = 527.81/x
  3. Step 3: Cross multiply
    1,623.14x = 2,435.01 × 527.81
  4. Step 4: Simplify right side
    1,623.14x = 1,285,219.99
  5. Step 5: Solve for x
    x = 1,285,219.99/1,623.14
  6. Step 6: Final answer
    x = 791.81

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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.