Home / 11,813.50-16,301.21-6,777.46

Finding the Fourth Proportional to 11,813.50, 16,301.21 and 6,777.46

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Solution

The fourth proportional to 11,813.50, 16,301.21 and 6,777.46 is: 9,352.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813.50 : 16,301.21 = 6,777.46 : x
  2. Step 2: Convert to fraction form
    11,813.50/16,301.21 = 6,777.46/x
  3. Step 3: Cross multiply
    11,813.50x = 16,301.21 × 6,777.46
  4. Step 4: Simplify right side
    11,813.50x = 110,480,798.73
  5. Step 5: Solve for x
    x = 110,480,798.73/11,813.50
  6. Step 6: Final answer
    x = 9,352.08

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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.