Home / 8,258.06-11,395.87-4,672.75

Finding the Fourth Proportional to 8,258.06, 11,395.87 and 4,672.75

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Solution

The fourth proportional to 8,258.06, 11,395.87 and 4,672.75 is: 6,448.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.06 : 11,395.87 = 4,672.75 : x
  2. Step 2: Convert to fraction form
    8,258.06/11,395.87 = 4,672.75/x
  3. Step 3: Cross multiply
    8,258.06x = 11,395.87 × 4,672.75
  4. Step 4: Simplify right side
    8,258.06x = 53,250,051.54
  5. Step 5: Solve for x
    x = 53,250,051.54/8,258.06
  6. Step 6: Final answer
    x = 6,448.25

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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.