Home / 7,975.64-11,006.52-4,439

Finding the Fourth Proportional to 7,975.64, 11,006.52 and 4,439

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Solution

The fourth proportional to 7,975.64, 11,006.52 and 4,439 is: 6,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.64 : 11,006.52 = 4,439 : x
  2. Step 2: Convert to fraction form
    7,975.64/11,006.52 = 4,439/x
  3. Step 3: Cross multiply
    7,975.64x = 11,006.52 × 4,439
  4. Step 4: Simplify right side
    7,975.64x = 48,857,942.28
  5. Step 5: Solve for x
    x = 48,857,942.28/7,975.64
  6. Step 6: Final answer
    x = 6,125.90

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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.