Home / 3,353.36-4,627.59-1,861.22

Finding the Fourth Proportional to 3,353.36, 4,627.59 and 1,861.22

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Solution

The fourth proportional to 3,353.36, 4,627.59 and 1,861.22 is: 2,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.36 : 4,627.59 = 1,861.22 : x
  2. Step 2: Convert to fraction form
    3,353.36/4,627.59 = 1,861.22/x
  3. Step 3: Cross multiply
    3,353.36x = 4,627.59 × 1,861.22
  4. Step 4: Simplify right side
    3,353.36x = 8,612,939.92
  5. Step 5: Solve for x
    x = 8,612,939.92/3,353.36
  6. Step 6: Final answer
    x = 2,568.45

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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.