Home / 7,517.49-11,276.23-4,748.37

Finding the Fourth Proportional to 7,517.49, 11,276.23 and 4,748.37

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Solution

The fourth proportional to 7,517.49, 11,276.23 and 4,748.37 is: 7,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.49 : 11,276.23 = 4,748.37 : x
  2. Step 2: Convert to fraction form
    7,517.49/11,276.23 = 4,748.37/x
  3. Step 3: Cross multiply
    7,517.49x = 11,276.23 × 4,748.37
  4. Step 4: Simplify right side
    7,517.49x = 53,543,712.25
  5. Step 5: Solve for x
    x = 53,543,712.25/7,517.49
  6. Step 6: Final answer
    x = 7,122.55

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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.