Home / 7,519.20-10,365.44-5,274.24

Finding the Fourth Proportional to 7,519.20, 10,365.44 and 5,274.24

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Solution

The fourth proportional to 7,519.20, 10,365.44 and 5,274.24 is: 7,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.20 : 10,365.44 = 5,274.24 : x
  2. Step 2: Convert to fraction form
    7,519.20/10,365.44 = 5,274.24/x
  3. Step 3: Cross multiply
    7,519.20x = 10,365.44 × 5,274.24
  4. Step 4: Simplify right side
    7,519.20x = 54,669,818.27
  5. Step 5: Solve for x
    x = 54,669,818.27/7,519.20
  6. Step 6: Final answer
    x = 7,270.70

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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.