Home / 7,520.64-11,274.27-2,586.82

Finding the Fourth Proportional to 7,520.64, 11,274.27 and 2,586.82

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Solution

The fourth proportional to 7,520.64, 11,274.27 and 2,586.82 is: 3,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.64 : 11,274.27 = 2,586.82 : x
  2. Step 2: Convert to fraction form
    7,520.64/11,274.27 = 2,586.82/x
  3. Step 3: Cross multiply
    7,520.64x = 11,274.27 × 2,586.82
  4. Step 4: Simplify right side
    7,520.64x = 29,164,507.12
  5. Step 5: Solve for x
    x = 29,164,507.12/7,520.64
  6. Step 6: Final answer
    x = 3,877.93

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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.