Home / 3,106.76-4,661.12-1,463.24

Finding the Fourth Proportional to 3,106.76, 4,661.12 and 1,463.24

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Solution

The fourth proportional to 3,106.76, 4,661.12 and 1,463.24 is: 2,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106.76 : 4,661.12 = 1,463.24 : x
  2. Step 2: Convert to fraction form
    3,106.76/4,661.12 = 1,463.24/x
  3. Step 3: Cross multiply
    3,106.76x = 4,661.12 × 1,463.24
  4. Step 4: Simplify right side
    3,106.76x = 6,820,337.23
  5. Step 5: Solve for x
    x = 6,820,337.23/3,106.76
  6. Step 6: Final answer
    x = 2,195.32

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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.