Home / 4,429-6,635.58-2,865.52

Finding the Fourth Proportional to 4,429, 6,635.58 and 2,865.52

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Solution

The fourth proportional to 4,429, 6,635.58 and 2,865.52 is: 4,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429 : 6,635.58 = 2,865.52 : x
  2. Step 2: Convert to fraction form
    4,429/6,635.58 = 2,865.52/x
  3. Step 3: Cross multiply
    4,429x = 6,635.58 × 2,865.52
  4. Step 4: Simplify right side
    4,429x = 19,014,387.20
  5. Step 5: Solve for x
    x = 19,014,387.20/4,429
  6. Step 6: Final answer
    x = 4,293.16

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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.