Home / 4,130.80-6,196.10-2,486.09

Finding the Fourth Proportional to 4,130.80, 6,196.10 and 2,486.09

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Solution

The fourth proportional to 4,130.80, 6,196.10 and 2,486.09 is: 3,729.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.80 : 6,196.10 = 2,486.09 : x
  2. Step 2: Convert to fraction form
    4,130.80/6,196.10 = 2,486.09/x
  3. Step 3: Cross multiply
    4,130.80x = 6,196.10 × 2,486.09
  4. Step 4: Simplify right side
    4,130.80x = 15,404,065.31
  5. Step 5: Solve for x
    x = 15,404,065.31/4,130.80
  6. Step 6: Final answer
    x = 3,729.08

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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.