Home / 4,227.60-6,341.34-1,149.60

Finding the Fourth Proportional to 4,227.60, 6,341.34 and 1,149.60

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Solution

The fourth proportional to 4,227.60, 6,341.34 and 1,149.60 is: 1,724.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,227.60 : 6,341.34 = 1,149.60 : x
  2. Step 2: Convert to fraction form
    4,227.60/6,341.34 = 1,149.60/x
  3. Step 3: Cross multiply
    4,227.60x = 6,341.34 × 1,149.60
  4. Step 4: Simplify right side
    4,227.60x = 7,290,004.46
  5. Step 5: Solve for x
    x = 7,290,004.46/4,227.60
  6. Step 6: Final answer
    x = 1,724.38

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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.