Home / 4,109.04-5,672.26-3,164.48

Finding the Fourth Proportional to 4,109.04, 5,672.26 and 3,164.48

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Solution

The fourth proportional to 4,109.04, 5,672.26 and 3,164.48 is: 4,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.04 : 5,672.26 = 3,164.48 : x
  2. Step 2: Convert to fraction form
    4,109.04/5,672.26 = 3,164.48/x
  3. Step 3: Cross multiply
    4,109.04x = 5,672.26 × 3,164.48
  4. Step 4: Simplify right side
    4,109.04x = 17,949,750.19
  5. Step 5: Solve for x
    x = 17,949,750.19/4,109.04
  6. Step 6: Final answer
    x = 4,368.36

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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.