Home / 4,955.69-6,838.79-2,717.55

Finding the Fourth Proportional to 4,955.69, 6,838.79 and 2,717.55

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Solution

The fourth proportional to 4,955.69, 6,838.79 and 2,717.55 is: 3,750.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.69 : 6,838.79 = 2,717.55 : x
  2. Step 2: Convert to fraction form
    4,955.69/6,838.79 = 2,717.55/x
  3. Step 3: Cross multiply
    4,955.69x = 6,838.79 × 2,717.55
  4. Step 4: Simplify right side
    4,955.69x = 18,584,729.82
  5. Step 5: Solve for x
    x = 18,584,729.82/4,955.69
  6. Step 6: Final answer
    x = 3,750.18

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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.