Home / 9,258.21-13,887.30-3,102.21

Finding the Fourth Proportional to 9,258.21, 13,887.30 and 3,102.21

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Solution

The fourth proportional to 9,258.21, 13,887.30 and 3,102.21 is: 4,653.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258.21 : 13,887.30 = 3,102.21 : x
  2. Step 2: Convert to fraction form
    9,258.21/13,887.30 = 3,102.21/x
  3. Step 3: Cross multiply
    9,258.21x = 13,887.30 × 3,102.21
  4. Step 4: Simplify right side
    9,258.21x = 43,081,320.93
  5. Step 5: Solve for x
    x = 43,081,320.93/9,258.21
  6. Step 6: Final answer
    x = 4,653.31

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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.