Home / 8,995.29-12,408.96-6,015.09

Finding the Fourth Proportional to 8,995.29, 12,408.96 and 6,015.09

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Solution

The fourth proportional to 8,995.29, 12,408.96 and 6,015.09 is: 8,297.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.29 : 12,408.96 = 6,015.09 : x
  2. Step 2: Convert to fraction form
    8,995.29/12,408.96 = 6,015.09/x
  3. Step 3: Cross multiply
    8,995.29x = 12,408.96 × 6,015.09
  4. Step 4: Simplify right side
    8,995.29x = 74,641,011.21
  5. Step 5: Solve for x
    x = 74,641,011.21/8,995.29
  6. Step 6: Final answer
    x = 8,297.79

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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.