Home / 11,297.30-15,588.99-6,260.25

Finding the Fourth Proportional to 11,297.30, 15,588.99 and 6,260.25

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Solution

The fourth proportional to 11,297.30, 15,588.99 and 6,260.25 is: 8,638.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,297.30 : 15,588.99 = 6,260.25 : x
  2. Step 2: Convert to fraction form
    11,297.30/15,588.99 = 6,260.25/x
  3. Step 3: Cross multiply
    11,297.30x = 15,588.99 × 6,260.25
  4. Step 4: Simplify right side
    11,297.30x = 97,590,974.65
  5. Step 5: Solve for x
    x = 97,590,974.65/11,297.30
  6. Step 6: Final answer
    x = 8,638.43

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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.