Home / 8,725.00-12,051.30-6,331.12

Finding the Fourth Proportional to 8,725.00, 12,051.30 and 6,331.12

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Solution

The fourth proportional to 8,725.00, 12,051.30 and 6,331.12 is: 8,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.00 : 12,051.30 = 6,331.12 : x
  2. Step 2: Convert to fraction form
    8,725.00/12,051.30 = 6,331.12/x
  3. Step 3: Cross multiply
    8,725.00x = 12,051.30 × 6,331.12
  4. Step 4: Simplify right side
    8,725.00x = 76,298,166.20
  5. Step 5: Solve for x
    x = 76,298,166.20/8,725.00
  6. Step 6: Final answer
    x = 8,744.78

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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.