Home / 4,181.40-6,259.80-3,090.63

Finding the Fourth Proportional to 4,181.40, 6,259.80 and 3,090.63

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Solution

The fourth proportional to 4,181.40, 6,259.80 and 3,090.63 is: 4,626.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.40 : 6,259.80 = 3,090.63 : x
  2. Step 2: Convert to fraction form
    4,181.40/6,259.80 = 3,090.63/x
  3. Step 3: Cross multiply
    4,181.40x = 6,259.80 × 3,090.63
  4. Step 4: Simplify right side
    4,181.40x = 19,346,725.67
  5. Step 5: Solve for x
    x = 19,346,725.67/4,181.40
  6. Step 6: Final answer
    x = 4,626.85

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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.