Home / 5,059.28-6,981.84-2,963.42

Finding the Fourth Proportional to 5,059.28, 6,981.84 and 2,963.42

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Solution

The fourth proportional to 5,059.28, 6,981.84 and 2,963.42 is: 4,089.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059.28 : 6,981.84 = 2,963.42 : x
  2. Step 2: Convert to fraction form
    5,059.28/6,981.84 = 2,963.42/x
  3. Step 3: Cross multiply
    5,059.28x = 6,981.84 × 2,963.42
  4. Step 4: Simplify right side
    5,059.28x = 20,690,124.29
  5. Step 5: Solve for x
    x = 20,690,124.29/5,059.28
  6. Step 6: Final answer
    x = 4,089.54

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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.