Home / 6,144.63-8,479.61-3,350.13

Finding the Fourth Proportional to 6,144.63, 8,479.61 and 3,350.13

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Solution

The fourth proportional to 6,144.63, 8,479.61 and 3,350.13 is: 4,623.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144.63 : 8,479.61 = 3,350.13 : x
  2. Step 2: Convert to fraction form
    6,144.63/8,479.61 = 3,350.13/x
  3. Step 3: Cross multiply
    6,144.63x = 8,479.61 × 3,350.13
  4. Step 4: Simplify right side
    6,144.63x = 28,407,795.85
  5. Step 5: Solve for x
    x = 28,407,795.85/6,144.63
  6. Step 6: Final answer
    x = 4,623.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.