Home / 3,150.12-4,347.06-1,752.84

Finding the Fourth Proportional to 3,150.12, 4,347.06 and 1,752.84

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Solution

The fourth proportional to 3,150.12, 4,347.06 and 1,752.84 is: 2,418.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.12 : 4,347.06 = 1,752.84 : x
  2. Step 2: Convert to fraction form
    3,150.12/4,347.06 = 1,752.84/x
  3. Step 3: Cross multiply
    3,150.12x = 4,347.06 × 1,752.84
  4. Step 4: Simplify right side
    3,150.12x = 7,619,700.65
  5. Step 5: Solve for x
    x = 7,619,700.65/3,150.12
  6. Step 6: Final answer
    x = 2,418.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.