Home / 8,266.25-12,399.35-3,001.25

Finding the Fourth Proportional to 8,266.25, 12,399.35 and 3,001.25

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Solution

The fourth proportional to 8,266.25, 12,399.35 and 3,001.25 is: 4,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.25 : 12,399.35 = 3,001.25 : x
  2. Step 2: Convert to fraction form
    8,266.25/12,399.35 = 3,001.25/x
  3. Step 3: Cross multiply
    8,266.25x = 12,399.35 × 3,001.25
  4. Step 4: Simplify right side
    8,266.25x = 37,213,565.18
  5. Step 5: Solve for x
    x = 37,213,565.18/8,266.25
  6. Step 6: Final answer
    x = 4,501.87

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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.