Home / 1,828.14-2,742.33-529.50

Finding the Fourth Proportional to 1,828.14, 2,742.33 and 529.50

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Solution

The fourth proportional to 1,828.14, 2,742.33 and 529.50 is: 794.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.14 : 2,742.33 = 529.50 : x
  2. Step 2: Convert to fraction form
    1,828.14/2,742.33 = 529.50/x
  3. Step 3: Cross multiply
    1,828.14x = 2,742.33 × 529.50
  4. Step 4: Simplify right side
    1,828.14x = 1,452,063.74
  5. Step 5: Solve for x
    x = 1,452,063.74/1,828.14
  6. Step 6: Final answer
    x = 794.28

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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.