Home / 7,853.20-10,838.28-4,496.56

Finding the Fourth Proportional to 7,853.20, 10,838.28 and 4,496.56

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Solution

The fourth proportional to 7,853.20, 10,838.28 and 4,496.56 is: 6,205.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.20 : 10,838.28 = 4,496.56 : x
  2. Step 2: Convert to fraction form
    7,853.20/10,838.28 = 4,496.56/x
  3. Step 3: Cross multiply
    7,853.20x = 10,838.28 × 4,496.56
  4. Step 4: Simplify right side
    7,853.20x = 48,734,976.32
  5. Step 5: Solve for x
    x = 48,734,976.32/7,853.20
  6. Step 6: Final answer
    x = 6,205.75

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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.