Home / 4,425.77-6,638.49-1,792.53

Finding the Fourth Proportional to 4,425.77, 6,638.49 and 1,792.53

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Solution

The fourth proportional to 4,425.77, 6,638.49 and 1,792.53 is: 2,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.77 : 6,638.49 = 1,792.53 : x
  2. Step 2: Convert to fraction form
    4,425.77/6,638.49 = 1,792.53/x
  3. Step 3: Cross multiply
    4,425.77x = 6,638.49 × 1,792.53
  4. Step 4: Simplify right side
    4,425.77x = 11,899,692.48
  5. Step 5: Solve for x
    x = 11,899,692.48/4,425.77
  6. Step 6: Final answer
    x = 2,688.73

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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.