Home / 4,621.42-6,377.52-2,853.46

Finding the Fourth Proportional to 4,621.42, 6,377.52 and 2,853.46

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Solution

The fourth proportional to 4,621.42, 6,377.52 and 2,853.46 is: 3,937.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.42 : 6,377.52 = 2,853.46 : x
  2. Step 2: Convert to fraction form
    4,621.42/6,377.52 = 2,853.46/x
  3. Step 3: Cross multiply
    4,621.42x = 6,377.52 × 2,853.46
  4. Step 4: Simplify right side
    4,621.42x = 18,197,998.22
  5. Step 5: Solve for x
    x = 18,197,998.22/4,621.42
  6. Step 6: Final answer
    x = 3,937.75

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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.