Home / 11,284.99-15,572.69-6,249.12

Finding the Fourth Proportional to 11,284.99, 15,572.69 and 6,249.12

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Solution

The fourth proportional to 11,284.99, 15,572.69 and 6,249.12 is: 8,623.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.99 : 15,572.69 = 6,249.12 : x
  2. Step 2: Convert to fraction form
    11,284.99/15,572.69 = 6,249.12/x
  3. Step 3: Cross multiply
    11,284.99x = 15,572.69 × 6,249.12
  4. Step 4: Simplify right side
    11,284.99x = 97,315,608.53
  5. Step 5: Solve for x
    x = 97,315,608.53/11,284.99
  6. Step 6: Final answer
    x = 8,623.46

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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.