Home / 5,645.43-8,465.67-1,748.91

Finding the Fourth Proportional to 5,645.43, 8,465.67 and 1,748.91

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Solution

The fourth proportional to 5,645.43, 8,465.67 and 1,748.91 is: 2,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.43 : 8,465.67 = 1,748.91 : x
  2. Step 2: Convert to fraction form
    5,645.43/8,465.67 = 1,748.91/x
  3. Step 3: Cross multiply
    5,645.43x = 8,465.67 × 1,748.91
  4. Step 4: Simplify right side
    5,645.43x = 14,805,694.92
  5. Step 5: Solve for x
    x = 14,805,694.92/5,645.43
  6. Step 6: Final answer
    x = 2,622.60

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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.