Home / 3,538.50-4,883.58-2,141.26

Finding the Fourth Proportional to 3,538.50, 4,883.58 and 2,141.26

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Solution

The fourth proportional to 3,538.50, 4,883.58 and 2,141.26 is: 2,955.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.50 : 4,883.58 = 2,141.26 : x
  2. Step 2: Convert to fraction form
    3,538.50/4,883.58 = 2,141.26/x
  3. Step 3: Cross multiply
    3,538.50x = 4,883.58 × 2,141.26
  4. Step 4: Simplify right side
    3,538.50x = 10,457,014.51
  5. Step 5: Solve for x
    x = 10,457,014.51/3,538.50
  6. Step 6: Final answer
    x = 2,955.21

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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.