Home / 4,308.24-6,460.99-1,385.86

Finding the Fourth Proportional to 4,308.24, 6,460.99 and 1,385.86

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Solution

The fourth proportional to 4,308.24, 6,460.99 and 1,385.86 is: 2,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.24 : 6,460.99 = 1,385.86 : x
  2. Step 2: Convert to fraction form
    4,308.24/6,460.99 = 1,385.86/x
  3. Step 3: Cross multiply
    4,308.24x = 6,460.99 × 1,385.86
  4. Step 4: Simplify right side
    4,308.24x = 8,954,024.00
  5. Step 5: Solve for x
    x = 8,954,024.00/4,308.24
  6. Step 6: Final answer
    x = 2,078.35

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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.