Home / 11,561.00-15,954.21-6,255.86

Finding the Fourth Proportional to 11,561.00, 15,954.21 and 6,255.86

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Solution

The fourth proportional to 11,561.00, 15,954.21 and 6,255.86 is: 8,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561.00 : 15,954.21 = 6,255.86 : x
  2. Step 2: Convert to fraction form
    11,561.00/15,954.21 = 6,255.86/x
  3. Step 3: Cross multiply
    11,561.00x = 15,954.21 × 6,255.86
  4. Step 4: Simplify right side
    11,561.00x = 99,807,224.40
  5. Step 5: Solve for x
    x = 99,807,224.40/11,561.00
  6. Step 6: Final answer
    x = 8,633.10

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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.