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Finding the Fourth Proportional to 8,295.51, 12,443.81 and 3,101.25

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Solution

The fourth proportional to 8,295.51, 12,443.81 and 3,101.25 is: 4,652.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,295.51 : 12,443.81 = 3,101.25 : x
  2. Step 2: Convert to fraction form
    8,295.51/12,443.81 = 3,101.25/x
  3. Step 3: Cross multiply
    8,295.51x = 12,443.81 × 3,101.25
  4. Step 4: Simplify right side
    8,295.51x = 38,591,350.26
  5. Step 5: Solve for x
    x = 38,591,350.26/8,295.51
  6. Step 6: Final answer
    x = 4,652.08

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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.