Home / 6,159.45-9,240.39-1,776.96

Finding the Fourth Proportional to 6,159.45, 9,240.39 and 1,776.96

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Solution

The fourth proportional to 6,159.45, 9,240.39 and 1,776.96 is: 2,665.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.45 : 9,240.39 = 1,776.96 : x
  2. Step 2: Convert to fraction form
    6,159.45/9,240.39 = 1,776.96/x
  3. Step 3: Cross multiply
    6,159.45x = 9,240.39 × 1,776.96
  4. Step 4: Simplify right side
    6,159.45x = 16,419,803.41
  5. Step 5: Solve for x
    x = 16,419,803.41/6,159.45
  6. Step 6: Final answer
    x = 2,665.79

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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.