Home / 1,518.19-2,278.83-1,023.03

Finding the Fourth Proportional to 1,518.19, 2,278.83 and 1,023.03

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Solution

The fourth proportional to 1,518.19, 2,278.83 and 1,023.03 is: 1,535.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.19 : 2,278.83 = 1,023.03 : x
  2. Step 2: Convert to fraction form
    1,518.19/2,278.83 = 1,023.03/x
  3. Step 3: Cross multiply
    1,518.19x = 2,278.83 × 1,023.03
  4. Step 4: Simplify right side
    1,518.19x = 2,331,315.29
  5. Step 5: Solve for x
    x = 2,331,315.29/1,518.19
  6. Step 6: Final answer
    x = 1,535.59

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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.