Home / 9,958.73-13,740.56-6,323.45

Finding the Fourth Proportional to 9,958.73, 13,740.56 and 6,323.45

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Solution

The fourth proportional to 9,958.73, 13,740.56 and 6,323.45 is: 8,724.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958.73 : 13,740.56 = 6,323.45 : x
  2. Step 2: Convert to fraction form
    9,958.73/13,740.56 = 6,323.45/x
  3. Step 3: Cross multiply
    9,958.73x = 13,740.56 × 6,323.45
  4. Step 4: Simplify right side
    9,958.73x = 86,887,762.60
  5. Step 5: Solve for x
    x = 86,887,762.60/9,958.73
  6. Step 6: Final answer
    x = 8,724.78

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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.