Home / 3,505.35-4,837.72-2,619.62

Finding the Fourth Proportional to 3,505.35, 4,837.72 and 2,619.62

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Solution

The fourth proportional to 3,505.35, 4,837.72 and 2,619.62 is: 3,615.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.35 : 4,837.72 = 2,619.62 : x
  2. Step 2: Convert to fraction form
    3,505.35/4,837.72 = 2,619.62/x
  3. Step 3: Cross multiply
    3,505.35x = 4,837.72 × 2,619.62
  4. Step 4: Simplify right side
    3,505.35x = 12,672,988.07
  5. Step 5: Solve for x
    x = 12,672,988.07/3,505.35
  6. Step 6: Final answer
    x = 3,615.33

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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.