Home / 7,519.56-10,366.16-5,274.46

Finding the Fourth Proportional to 7,519.56, 10,366.16 and 5,274.46

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Solution

The fourth proportional to 7,519.56, 10,366.16 and 5,274.46 is: 7,271.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.56 : 10,366.16 = 5,274.46 : x
  2. Step 2: Convert to fraction form
    7,519.56/10,366.16 = 5,274.46/x
  3. Step 3: Cross multiply
    7,519.56x = 10,366.16 × 5,274.46
  4. Step 4: Simplify right side
    7,519.56x = 54,675,896.27
  5. Step 5: Solve for x
    x = 54,675,896.27/7,519.56
  6. Step 6: Final answer
    x = 7,271.16

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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.