Home / 9,187.92-13,693.49-9,173.36

Finding the Fourth Proportional to 9,187.92, 13,693.49 and 9,173.36

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Solution

The fourth proportional to 9,187.92, 13,693.49 and 9,173.36 is: 13,671.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.92 : 13,693.49 = 9,173.36 : x
  2. Step 2: Convert to fraction form
    9,187.92/13,693.49 = 9,173.36/x
  3. Step 3: Cross multiply
    9,187.92x = 13,693.49 × 9,173.36
  4. Step 4: Simplify right side
    9,187.92x = 125,615,313.43
  5. Step 5: Solve for x
    x = 125,615,313.43/9,187.92
  6. Step 6: Final answer
    x = 13,671.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.