Home / 11,218.17-16,827.39-4,107.53

Finding the Fourth Proportional to 11,218.17, 16,827.39 and 4,107.53

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Solution

The fourth proportional to 11,218.17, 16,827.39 and 4,107.53 is: 6,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,218.17 : 16,827.39 = 4,107.53 : x
  2. Step 2: Convert to fraction form
    11,218.17/16,827.39 = 4,107.53/x
  3. Step 3: Cross multiply
    11,218.17x = 16,827.39 × 4,107.53
  4. Step 4: Simplify right side
    11,218.17x = 69,118,925.11
  5. Step 5: Solve for x
    x = 69,118,925.11/11,218.17
  6. Step 6: Final answer
    x = 6,161.34

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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.