Home / 7,558.86-10,429.62-4,200.97

Finding the Fourth Proportional to 7,558.86, 10,429.62 and 4,200.97

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Solution

The fourth proportional to 7,558.86, 10,429.62 and 4,200.97 is: 5,796.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.86 : 10,429.62 = 4,200.97 : x
  2. Step 2: Convert to fraction form
    7,558.86/10,429.62 = 4,200.97/x
  3. Step 3: Cross multiply
    7,558.86x = 10,429.62 × 4,200.97
  4. Step 4: Simplify right side
    7,558.86x = 43,814,520.73
  5. Step 5: Solve for x
    x = 43,814,520.73/7,558.86
  6. Step 6: Final answer
    x = 5,796.45

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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.