Home / 11,078.52-16,607.76-6,637.56

Finding the Fourth Proportional to 11,078.52, 16,607.76 and 6,637.56

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Solution

The fourth proportional to 11,078.52, 16,607.76 and 6,637.56 is: 9,950.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.52 : 16,607.76 = 6,637.56 : x
  2. Step 2: Convert to fraction form
    11,078.52/16,607.76 = 6,637.56/x
  3. Step 3: Cross multiply
    11,078.52x = 16,607.76 × 6,637.56
  4. Step 4: Simplify right side
    11,078.52x = 110,235,003.47
  5. Step 5: Solve for x
    x = 110,235,003.47/11,078.52
  6. Step 6: Final answer
    x = 9,950.34

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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.