Home / 12,104.76-16,705.80-6,799.56

Finding the Fourth Proportional to 12,104.76, 16,705.80 and 6,799.56

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Solution

The fourth proportional to 12,104.76, 16,705.80 and 6,799.56 is: 9,384.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104.76 : 16,705.80 = 6,799.56 : x
  2. Step 2: Convert to fraction form
    12,104.76/16,705.80 = 6,799.56/x
  3. Step 3: Cross multiply
    12,104.76x = 16,705.80 × 6,799.56
  4. Step 4: Simplify right side
    12,104.76x = 113,592,089.45
  5. Step 5: Solve for x
    x = 113,592,089.45/12,104.76
  6. Step 6: Final answer
    x = 9,384.08

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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.