Home / 4,105.60-5,664-2,706.56

Finding the Fourth Proportional to 4,105.60, 5,664 and 2,706.56

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Solution

The fourth proportional to 4,105.60, 5,664 and 2,706.56 is: 3,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.60 : 5,664 = 2,706.56 : x
  2. Step 2: Convert to fraction form
    4,105.60/5,664 = 2,706.56/x
  3. Step 3: Cross multiply
    4,105.60x = 5,664 × 2,706.56
  4. Step 4: Simplify right side
    4,105.60x = 15,329,955.84
  5. Step 5: Solve for x
    x = 15,329,955.84/4,105.60
  6. Step 6: Final answer
    x = 3,733.91

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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.