Home / 4,126.16-6,184.92-1,660.40

Finding the Fourth Proportional to 4,126.16, 6,184.92 and 1,660.40

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Solution

The fourth proportional to 4,126.16, 6,184.92 and 1,660.40 is: 2,488.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.16 : 6,184.92 = 1,660.40 : x
  2. Step 2: Convert to fraction form
    4,126.16/6,184.92 = 1,660.40/x
  3. Step 3: Cross multiply
    4,126.16x = 6,184.92 × 1,660.40
  4. Step 4: Simplify right side
    4,126.16x = 10,269,441.17
  5. Step 5: Solve for x
    x = 10,269,441.17/4,126.16
  6. Step 6: Final answer
    x = 2,488.86

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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.