Home / 4,412.28-6,608.34-2,105.40

Finding the Fourth Proportional to 4,412.28, 6,608.34 and 2,105.40

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Solution

The fourth proportional to 4,412.28, 6,608.34 and 2,105.40 is: 3,153.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.28 : 6,608.34 = 2,105.40 : x
  2. Step 2: Convert to fraction form
    4,412.28/6,608.34 = 2,105.40/x
  3. Step 3: Cross multiply
    4,412.28x = 6,608.34 × 2,105.40
  4. Step 4: Simplify right side
    4,412.28x = 13,913,199.04
  5. Step 5: Solve for x
    x = 13,913,199.04/4,412.28
  6. Step 6: Final answer
    x = 3,153.29

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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.