Home / 7,805.74-11,708.27-2,258.96

Finding the Fourth Proportional to 7,805.74, 11,708.27 and 2,258.96

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Solution

The fourth proportional to 7,805.74, 11,708.27 and 2,258.96 is: 3,388.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,805.74 : 11,708.27 = 2,258.96 : x
  2. Step 2: Convert to fraction form
    7,805.74/11,708.27 = 2,258.96/x
  3. Step 3: Cross multiply
    7,805.74x = 11,708.27 × 2,258.96
  4. Step 4: Simplify right side
    7,805.74x = 26,448,513.60
  5. Step 5: Solve for x
    x = 26,448,513.60/7,805.74
  6. Step 6: Final answer
    x = 3,388.34

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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.