Home / 4,126.47-6,189.80-1,494.20

Finding the Fourth Proportional to 4,126.47, 6,189.80 and 1,494.20

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Solution

The fourth proportional to 4,126.47, 6,189.80 and 1,494.20 is: 2,241.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.47 : 6,189.80 = 1,494.20 : x
  2. Step 2: Convert to fraction form
    4,126.47/6,189.80 = 1,494.20/x
  3. Step 3: Cross multiply
    4,126.47x = 6,189.80 × 1,494.20
  4. Step 4: Simplify right side
    4,126.47x = 9,248,760.74
  5. Step 5: Solve for x
    x = 9,248,760.74/4,126.47
  6. Step 6: Final answer
    x = 2,241.33

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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.