Home / 4,955.36-6,838.38-2,717.18

Finding the Fourth Proportional to 4,955.36, 6,838.38 and 2,717.18

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Solution

The fourth proportional to 4,955.36, 6,838.38 and 2,717.18 is: 3,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.36 : 6,838.38 = 2,717.18 : x
  2. Step 2: Convert to fraction form
    4,955.36/6,838.38 = 2,717.18/x
  3. Step 3: Cross multiply
    4,955.36x = 6,838.38 × 2,717.18
  4. Step 4: Simplify right side
    4,955.36x = 18,581,109.37
  5. Step 5: Solve for x
    x = 18,581,109.37/4,955.36
  6. Step 6: Final answer
    x = 3,749.70

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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.