Home / 11,335.86-16,998.93-4,405.50

Finding the Fourth Proportional to 11,335.86, 16,998.93 and 4,405.50

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Solution

The fourth proportional to 11,335.86, 16,998.93 and 4,405.50 is: 6,606.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.86 : 16,998.93 = 4,405.50 : x
  2. Step 2: Convert to fraction form
    11,335.86/16,998.93 = 4,405.50/x
  3. Step 3: Cross multiply
    11,335.86x = 16,998.93 × 4,405.50
  4. Step 4: Simplify right side
    11,335.86x = 74,888,786.12
  5. Step 5: Solve for x
    x = 74,888,786.12/11,335.86
  6. Step 6: Final answer
    x = 6,606.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.