Home / 4,182.86-6,274.20-1,261.10

Finding the Fourth Proportional to 4,182.86, 6,274.20 and 1,261.10

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Solution

The fourth proportional to 4,182.86, 6,274.20 and 1,261.10 is: 1,891.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.86 : 6,274.20 = 1,261.10 : x
  2. Step 2: Convert to fraction form
    4,182.86/6,274.20 = 1,261.10/x
  3. Step 3: Cross multiply
    4,182.86x = 6,274.20 × 1,261.10
  4. Step 4: Simplify right side
    4,182.86x = 7,912,393.62
  5. Step 5: Solve for x
    x = 7,912,393.62/4,182.86
  6. Step 6: Final answer
    x = 1,891.62

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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.