Home / 3,661.92-5,491.77-3,077.10

Finding the Fourth Proportional to 3,661.92, 5,491.77 and 3,077.10

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Solution

The fourth proportional to 3,661.92, 5,491.77 and 3,077.10 is: 4,614.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661.92 : 5,491.77 = 3,077.10 : x
  2. Step 2: Convert to fraction form
    3,661.92/5,491.77 = 3,077.10/x
  3. Step 3: Cross multiply
    3,661.92x = 5,491.77 × 3,077.10
  4. Step 4: Simplify right side
    3,661.92x = 16,898,725.47
  5. Step 5: Solve for x
    x = 16,898,725.47/3,661.92
  6. Step 6: Final answer
    x = 4,614.72

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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.