Home / 4,639.86-6,961.34-3,085.99

Finding the Fourth Proportional to 4,639.86, 6,961.34 and 3,085.99

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Solution

The fourth proportional to 4,639.86, 6,961.34 and 3,085.99 is: 4,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.86 : 6,961.34 = 3,085.99 : x
  2. Step 2: Convert to fraction form
    4,639.86/6,961.34 = 3,085.99/x
  3. Step 3: Cross multiply
    4,639.86x = 6,961.34 × 3,085.99
  4. Step 4: Simplify right side
    4,639.86x = 21,482,650.20
  5. Step 5: Solve for x
    x = 21,482,650.20/4,639.86
  6. Step 6: Final answer
    x = 4,630.02

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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.