Home / 2,883.96-4,320.24-1,418.68

Finding the Fourth Proportional to 2,883.96, 4,320.24 and 1,418.68

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Solution

The fourth proportional to 2,883.96, 4,320.24 and 1,418.68 is: 2,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.96 : 4,320.24 = 1,418.68 : x
  2. Step 2: Convert to fraction form
    2,883.96/4,320.24 = 1,418.68/x
  3. Step 3: Cross multiply
    2,883.96x = 4,320.24 × 1,418.68
  4. Step 4: Simplify right side
    2,883.96x = 6,129,038.08
  5. Step 5: Solve for x
    x = 6,129,038.08/2,883.96
  6. Step 6: Final answer
    x = 2,125.22

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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.