Home / 4,148.89-6,224.38-3,409.70

Finding the Fourth Proportional to 4,148.89, 6,224.38 and 3,409.70

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Solution

The fourth proportional to 4,148.89, 6,224.38 and 3,409.70 is: 5,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.89 : 6,224.38 = 3,409.70 : x
  2. Step 2: Convert to fraction form
    4,148.89/6,224.38 = 3,409.70/x
  3. Step 3: Cross multiply
    4,148.89x = 6,224.38 × 3,409.70
  4. Step 4: Simplify right side
    4,148.89x = 21,223,228.84
  5. Step 5: Solve for x
    x = 21,223,228.84/4,148.89
  6. Step 6: Final answer
    x = 5,115.40

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1.5x scale

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.