Home / 11,208.86-15,468.08-6,493.58

Finding the Fourth Proportional to 11,208.86, 15,468.08 and 6,493.58

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Solution

The fourth proportional to 11,208.86, 15,468.08 and 6,493.58 is: 8,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.86 : 15,468.08 = 6,493.58 : x
  2. Step 2: Convert to fraction form
    11,208.86/15,468.08 = 6,493.58/x
  3. Step 3: Cross multiply
    11,208.86x = 15,468.08 × 6,493.58
  4. Step 4: Simplify right side
    11,208.86x = 100,443,214.93
  5. Step 5: Solve for x
    x = 100,443,214.93/11,208.86
  6. Step 6: Final answer
    x = 8,961.06

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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.