Home / 10,790.76-16,186.35-2,999.46

Finding the Fourth Proportional to 10,790.76, 16,186.35 and 2,999.46

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Solution

The fourth proportional to 10,790.76, 16,186.35 and 2,999.46 is: 4,499.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.76 : 16,186.35 = 2,999.46 : x
  2. Step 2: Convert to fraction form
    10,790.76/16,186.35 = 2,999.46/x
  3. Step 3: Cross multiply
    10,790.76x = 16,186.35 × 2,999.46
  4. Step 4: Simplify right side
    10,790.76x = 48,550,309.37
  5. Step 5: Solve for x
    x = 48,550,309.37/10,790.76
  6. Step 6: Final answer
    x = 4,499.25

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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.