Home / 4,934.40-6,818.40-3,680.52

Finding the Fourth Proportional to 4,934.40, 6,818.40 and 3,680.52

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Solution

The fourth proportional to 4,934.40, 6,818.40 and 3,680.52 is: 5,085.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.40 : 6,818.40 = 3,680.52 : x
  2. Step 2: Convert to fraction form
    4,934.40/6,818.40 = 3,680.52/x
  3. Step 3: Cross multiply
    4,934.40x = 6,818.40 × 3,680.52
  4. Step 4: Simplify right side
    4,934.40x = 25,095,257.57
  5. Step 5: Solve for x
    x = 25,095,257.57/4,934.40
  6. Step 6: Final answer
    x = 5,085.78

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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.