Home / 5,440.39-7,505.59-3,551.37

Finding the Fourth Proportional to 5,440.39, 7,505.59 and 3,551.37

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Solution

The fourth proportional to 5,440.39, 7,505.59 and 3,551.37 is: 4,899.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.39 : 7,505.59 = 3,551.37 : x
  2. Step 2: Convert to fraction form
    5,440.39/7,505.59 = 3,551.37/x
  3. Step 3: Cross multiply
    5,440.39x = 7,505.59 × 3,551.37
  4. Step 4: Simplify right side
    5,440.39x = 26,655,107.91
  5. Step 5: Solve for x
    x = 26,655,107.91/5,440.39
  6. Step 6: Final answer
    x = 4,899.48

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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.