Home / 4,103.90-6,145.98-2,343.57

Finding the Fourth Proportional to 4,103.90, 6,145.98 and 2,343.57

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Solution

The fourth proportional to 4,103.90, 6,145.98 and 2,343.57 is: 3,509.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.90 : 6,145.98 = 2,343.57 : x
  2. Step 2: Convert to fraction form
    4,103.90/6,145.98 = 2,343.57/x
  3. Step 3: Cross multiply
    4,103.90x = 6,145.98 × 2,343.57
  4. Step 4: Simplify right side
    4,103.90x = 14,403,491.90
  5. Step 5: Solve for x
    x = 14,403,491.90/4,103.90
  6. Step 6: Final answer
    x = 3,509.71

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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.