Home / 11,284.50-15,572.58-6,249.12

Finding the Fourth Proportional to 11,284.50, 15,572.58 and 6,249.12

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Solution

The fourth proportional to 11,284.50, 15,572.58 and 6,249.12 is: 8,623.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.50 : 15,572.58 = 6,249.12 : x
  2. Step 2: Convert to fraction form
    11,284.50/15,572.58 = 6,249.12/x
  3. Step 3: Cross multiply
    11,284.50x = 15,572.58 × 6,249.12
  4. Step 4: Simplify right side
    11,284.50x = 97,314,921.13
  5. Step 5: Solve for x
    x = 97,314,921.13/11,284.50
  6. Step 6: Final answer
    x = 8,623.77

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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.