Home / 7,555.96-10,426.31-4,198.34

Finding the Fourth Proportional to 7,555.96, 10,426.31 and 4,198.34

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Solution

The fourth proportional to 7,555.96, 10,426.31 and 4,198.34 is: 5,793.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.96 : 10,426.31 = 4,198.34 : x
  2. Step 2: Convert to fraction form
    7,555.96/10,426.31 = 4,198.34/x
  3. Step 3: Cross multiply
    7,555.96x = 10,426.31 × 4,198.34
  4. Step 4: Simplify right side
    7,555.96x = 43,773,194.33
  5. Step 5: Solve for x
    x = 43,773,194.33/7,555.96
  6. Step 6: Final answer
    x = 5,793.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.