Home / 4,256.36-5,876.61-3,806.81

Finding the Fourth Proportional to 4,256.36, 5,876.61 and 3,806.81

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Solution

The fourth proportional to 4,256.36, 5,876.61 and 3,806.81 is: 5,255.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.36 : 5,876.61 = 3,806.81 : x
  2. Step 2: Convert to fraction form
    4,256.36/5,876.61 = 3,806.81/x
  3. Step 3: Cross multiply
    4,256.36x = 5,876.61 × 3,806.81
  4. Step 4: Simplify right side
    4,256.36x = 22,371,137.71
  5. Step 5: Solve for x
    x = 22,371,137.71/4,256.36
  6. Step 6: Final answer
    x = 5,255.93

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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.