Home / 11,586.64-15,983.39-7,050.70

Finding the Fourth Proportional to 11,586.64, 15,983.39 and 7,050.70

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Solution

The fourth proportional to 11,586.64, 15,983.39 and 7,050.70 is: 9,726.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586.64 : 15,983.39 = 7,050.70 : x
  2. Step 2: Convert to fraction form
    11,586.64/15,983.39 = 7,050.70/x
  3. Step 3: Cross multiply
    11,586.64x = 15,983.39 × 7,050.70
  4. Step 4: Simplify right side
    11,586.64x = 112,694,087.87
  5. Step 5: Solve for x
    x = 112,694,087.87/11,586.64
  6. Step 6: Final answer
    x = 9,726.21

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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.