Home / 5,272.99-7,269.23-3,761.30

Finding the Fourth Proportional to 5,272.99, 7,269.23 and 3,761.30

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Solution

The fourth proportional to 5,272.99, 7,269.23 and 3,761.30 is: 5,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.99 : 7,269.23 = 3,761.30 : x
  2. Step 2: Convert to fraction form
    5,272.99/7,269.23 = 3,761.30/x
  3. Step 3: Cross multiply
    5,272.99x = 7,269.23 × 3,761.30
  4. Step 4: Simplify right side
    5,272.99x = 27,341,782.38
  5. Step 5: Solve for x
    x = 27,341,782.38/5,272.99
  6. Step 6: Final answer
    x = 5,185.25

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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.