Home / 2,107.18-3,160.50-1,182.16

Finding the Fourth Proportional to 2,107.18, 3,160.50 and 1,182.16

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Solution

The fourth proportional to 2,107.18, 3,160.50 and 1,182.16 is: 1,773.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.18 : 3,160.50 = 1,182.16 : x
  2. Step 2: Convert to fraction form
    2,107.18/3,160.50 = 1,182.16/x
  3. Step 3: Cross multiply
    2,107.18x = 3,160.50 × 1,182.16
  4. Step 4: Simplify right side
    2,107.18x = 3,736,216.68
  5. Step 5: Solve for x
    x = 3,736,216.68/2,107.18
  6. Step 6: Final answer
    x = 1,773.09

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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.