Home / 8,258.03-12,383.87-2,991.49

Finding the Fourth Proportional to 8,258.03, 12,383.87 and 2,991.49

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Solution

The fourth proportional to 8,258.03, 12,383.87 and 2,991.49 is: 4,486.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.03 : 12,383.87 = 2,991.49 : x
  2. Step 2: Convert to fraction form
    8,258.03/12,383.87 = 2,991.49/x
  3. Step 3: Cross multiply
    8,258.03x = 12,383.87 × 2,991.49
  4. Step 4: Simplify right side
    8,258.03x = 37,046,223.27
  5. Step 5: Solve for x
    x = 37,046,223.27/8,258.03
  6. Step 6: Final answer
    x = 4,486.08

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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.