Home / 11,234.58-15,500.61-7,255.86

Finding the Fourth Proportional to 11,234.58, 15,500.61 and 7,255.86

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Solution

The fourth proportional to 11,234.58, 15,500.61 and 7,255.86 is: 10,011.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.58 : 15,500.61 = 7,255.86 : x
  2. Step 2: Convert to fraction form
    11,234.58/15,500.61 = 7,255.86/x
  3. Step 3: Cross multiply
    11,234.58x = 15,500.61 × 7,255.86
  4. Step 4: Simplify right side
    11,234.58x = 112,470,256.07
  5. Step 5: Solve for x
    x = 112,470,256.07/11,234.58
  6. Step 6: Final answer
    x = 10,011.08

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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.