Home / 3,486.24-5,256.73-3,195.65

Finding the Fourth Proportional to 3,486.24, 5,256.73 and 3,195.65

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Solution

The fourth proportional to 3,486.24, 5,256.73 and 3,195.65 is: 4,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.24 : 5,256.73 = 3,195.65 : x
  2. Step 2: Convert to fraction form
    3,486.24/5,256.73 = 3,195.65/x
  3. Step 3: Cross multiply
    3,486.24x = 5,256.73 × 3,195.65
  4. Step 4: Simplify right side
    3,486.24x = 16,798,686.36
  5. Step 5: Solve for x
    x = 16,798,686.36/3,486.24
  6. Step 6: Final answer
    x = 4,818.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.