Home / 8,555.58-11,803.41-6,322.86

Finding the Fourth Proportional to 8,555.58, 11,803.41 and 6,322.86

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Solution

The fourth proportional to 8,555.58, 11,803.41 and 6,322.86 is: 8,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.58 : 11,803.41 = 6,322.86 : x
  2. Step 2: Convert to fraction form
    8,555.58/11,803.41 = 6,322.86/x
  3. Step 3: Cross multiply
    8,555.58x = 11,803.41 × 6,322.86
  4. Step 4: Simplify right side
    8,555.58x = 74,631,308.95
  5. Step 5: Solve for x
    x = 74,631,308.95/8,555.58
  6. Step 6: Final answer
    x = 8,723.12

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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.