Home / 3,777.16-5,666.46-1,179.56

Finding the Fourth Proportional to 3,777.16, 5,666.46 and 1,179.56

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Solution

The fourth proportional to 3,777.16, 5,666.46 and 1,179.56 is: 1,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.16 : 5,666.46 = 1,179.56 : x
  2. Step 2: Convert to fraction form
    3,777.16/5,666.46 = 1,179.56/x
  3. Step 3: Cross multiply
    3,777.16x = 5,666.46 × 1,179.56
  4. Step 4: Simplify right side
    3,777.16x = 6,683,929.56
  5. Step 5: Solve for x
    x = 6,683,929.56/3,777.16
  6. Step 6: Final answer
    x = 1,769.56

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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.