Home / 11,250.70-15,525.89-6,215.26

Finding the Fourth Proportional to 11,250.70, 15,525.89 and 6,215.26

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Solution

The fourth proportional to 11,250.70, 15,525.89 and 6,215.26 is: 8,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,250.70 : 15,525.89 = 6,215.26 : x
  2. Step 2: Convert to fraction form
    11,250.70/15,525.89 = 6,215.26/x
  3. Step 3: Cross multiply
    11,250.70x = 15,525.89 × 6,215.26
  4. Step 4: Simplify right side
    11,250.70x = 96,497,443.08
  5. Step 5: Solve for x
    x = 96,497,443.08/11,250.70
  6. Step 6: Final answer
    x = 8,577.02

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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.