Home / 9,187.36-13,772.64-3,342.68

Finding the Fourth Proportional to 9,187.36, 13,772.64 and 3,342.68

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Solution

The fourth proportional to 9,187.36, 13,772.64 and 3,342.68 is: 5,010.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.36 : 13,772.64 = 3,342.68 : x
  2. Step 2: Convert to fraction form
    9,187.36/13,772.64 = 3,342.68/x
  3. Step 3: Cross multiply
    9,187.36x = 13,772.64 × 3,342.68
  4. Step 4: Simplify right side
    9,187.36x = 46,037,528.28
  5. Step 5: Solve for x
    x = 46,037,528.28/9,187.36
  6. Step 6: Final answer
    x = 5,010.96

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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.