Home / 4,230.99-6,335.54-2,918.79

Finding the Fourth Proportional to 4,230.99, 6,335.54 and 2,918.79

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Solution

The fourth proportional to 4,230.99, 6,335.54 and 2,918.79 is: 4,370.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.99 : 6,335.54 = 2,918.79 : x
  2. Step 2: Convert to fraction form
    4,230.99/6,335.54 = 2,918.79/x
  3. Step 3: Cross multiply
    4,230.99x = 6,335.54 × 2,918.79
  4. Step 4: Simplify right side
    4,230.99x = 18,492,096.20
  5. Step 5: Solve for x
    x = 18,492,096.20/4,230.99
  6. Step 6: Final answer
    x = 4,370.63

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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.