Home / 11,133.64-15,366.27-8,476.03

Finding the Fourth Proportional to 11,133.64, 15,366.27 and 8,476.03

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Solution

The fourth proportional to 11,133.64, 15,366.27 and 8,476.03 is: 11,698.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133.64 : 15,366.27 = 8,476.03 : x
  2. Step 2: Convert to fraction form
    11,133.64/15,366.27 = 8,476.03/x
  3. Step 3: Cross multiply
    11,133.64x = 15,366.27 × 8,476.03
  4. Step 4: Simplify right side
    11,133.64x = 130,244,965.51
  5. Step 5: Solve for x
    x = 130,244,965.51/11,133.64
  6. Step 6: Final answer
    x = 11,698.33

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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.