Home / 2,880.48-4,314.24-2,018.64

Finding the Fourth Proportional to 2,880.48, 4,314.24 and 2,018.64

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Solution

The fourth proportional to 2,880.48, 4,314.24 and 2,018.64 is: 3,023.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.48 : 4,314.24 = 2,018.64 : x
  2. Step 2: Convert to fraction form
    2,880.48/4,314.24 = 2,018.64/x
  3. Step 3: Cross multiply
    2,880.48x = 4,314.24 × 2,018.64
  4. Step 4: Simplify right side
    2,880.48x = 8,708,897.43
  5. Step 5: Solve for x
    x = 8,708,897.43/2,880.48
  6. Step 6: Final answer
    x = 3,023.42

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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.