Home / 5,125.53-7,072.88-3,029.25

Finding the Fourth Proportional to 5,125.53, 7,072.88 and 3,029.25

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Solution

The fourth proportional to 5,125.53, 7,072.88 and 3,029.25 is: 4,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.53 : 7,072.88 = 3,029.25 : x
  2. Step 2: Convert to fraction form
    5,125.53/7,072.88 = 3,029.25/x
  3. Step 3: Cross multiply
    5,125.53x = 7,072.88 × 3,029.25
  4. Step 4: Simplify right side
    5,125.53x = 21,425,506.59
  5. Step 5: Solve for x
    x = 21,425,506.59/5,125.53
  6. Step 6: Final answer
    x = 4,180.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.