Home / 4,131.04-6,196.48-1,209.28

Finding the Fourth Proportional to 4,131.04, 6,196.48 and 1,209.28

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Solution

The fourth proportional to 4,131.04, 6,196.48 and 1,209.28 is: 1,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.04 : 6,196.48 = 1,209.28 : x
  2. Step 2: Convert to fraction form
    4,131.04/6,196.48 = 1,209.28/x
  3. Step 3: Cross multiply
    4,131.04x = 6,196.48 × 1,209.28
  4. Step 4: Simplify right side
    4,131.04x = 7,493,279.33
  5. Step 5: Solve for x
    x = 7,493,279.33/4,131.04
  6. Step 6: Final answer
    x = 1,813.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.