Home / 1,809.53-2,497.21-1,023.56

Finding the Fourth Proportional to 1,809.53, 2,497.21 and 1,023.56

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Solution

The fourth proportional to 1,809.53, 2,497.21 and 1,023.56 is: 1,412.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.53 : 2,497.21 = 1,023.56 : x
  2. Step 2: Convert to fraction form
    1,809.53/2,497.21 = 1,023.56/x
  3. Step 3: Cross multiply
    1,809.53x = 2,497.21 × 1,023.56
  4. Step 4: Simplify right side
    1,809.53x = 2,556,044.27
  5. Step 5: Solve for x
    x = 2,556,044.27/1,809.53
  6. Step 6: Final answer
    x = 1,412.55

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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.