Home / 4,126.60-6,191.70-2,275.48

Finding the Fourth Proportional to 4,126.60, 6,191.70 and 2,275.48

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Solution

The fourth proportional to 4,126.60, 6,191.70 and 2,275.48 is: 3,414.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.60 : 6,191.70 = 2,275.48 : x
  2. Step 2: Convert to fraction form
    4,126.60/6,191.70 = 2,275.48/x
  3. Step 3: Cross multiply
    4,126.60x = 6,191.70 × 2,275.48
  4. Step 4: Simplify right side
    4,126.60x = 14,089,089.52
  5. Step 5: Solve for x
    x = 14,089,089.52/4,126.60
  6. Step 6: Final answer
    x = 3,414.21

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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.