Home / 3,627.65-5,440.77-1,776.94

Finding the Fourth Proportional to 3,627.65, 5,440.77 and 1,776.94

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Solution

The fourth proportional to 3,627.65, 5,440.77 and 1,776.94 is: 2,665.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.65 : 5,440.77 = 1,776.94 : x
  2. Step 2: Convert to fraction form
    3,627.65/5,440.77 = 1,776.94/x
  3. Step 3: Cross multiply
    3,627.65x = 5,440.77 × 1,776.94
  4. Step 4: Simplify right side
    3,627.65x = 9,667,908.24
  5. Step 5: Solve for x
    x = 9,667,908.24/3,627.65
  6. Step 6: Final answer
    x = 2,665.06

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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.