Home / 4,238.04-5,845.38-2,911.80

Finding the Fourth Proportional to 4,238.04, 5,845.38 and 2,911.80

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Solution

The fourth proportional to 4,238.04, 5,845.38 and 2,911.80 is: 4,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.04 : 5,845.38 = 2,911.80 : x
  2. Step 2: Convert to fraction form
    4,238.04/5,845.38 = 2,911.80/x
  3. Step 3: Cross multiply
    4,238.04x = 5,845.38 × 2,911.80
  4. Step 4: Simplify right side
    4,238.04x = 17,020,577.48
  5. Step 5: Solve for x
    x = 17,020,577.48/4,238.04
  6. Step 6: Final answer
    x = 4,016.14

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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.