Home / 4,109.85-5,674.73-3,164.18

Finding the Fourth Proportional to 4,109.85, 5,674.73 and 3,164.18

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Solution

The fourth proportional to 4,109.85, 5,674.73 and 3,164.18 is: 4,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.85 : 5,674.73 = 3,164.18 : x
  2. Step 2: Convert to fraction form
    4,109.85/5,674.73 = 3,164.18/x
  3. Step 3: Cross multiply
    4,109.85x = 5,674.73 × 3,164.18
  4. Step 4: Simplify right side
    4,109.85x = 17,955,822.98
  5. Step 5: Solve for x
    x = 17,955,822.98/4,109.85
  6. Step 6: Final answer
    x = 4,368.97

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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.