Home / 4,107.17-6,156.50-1,914.09

Finding the Fourth Proportional to 4,107.17, 6,156.50 and 1,914.09

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Solution

The fourth proportional to 4,107.17, 6,156.50 and 1,914.09 is: 2,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.17 : 6,156.50 = 1,914.09 : x
  2. Step 2: Convert to fraction form
    4,107.17/6,156.50 = 1,914.09/x
  3. Step 3: Cross multiply
    4,107.17x = 6,156.50 × 1,914.09
  4. Step 4: Simplify right side
    4,107.17x = 11,784,085.51
  5. Step 5: Solve for x
    x = 11,784,085.51/4,107.17
  6. Step 6: Final answer
    x = 2,869.15

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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.