Home / 1,706.64-2,353.55-1,579.37

Finding the Fourth Proportional to 1,706.64, 2,353.55 and 1,579.37

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Solution

The fourth proportional to 1,706.64, 2,353.55 and 1,579.37 is: 2,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706.64 : 2,353.55 = 1,579.37 : x
  2. Step 2: Convert to fraction form
    1,706.64/2,353.55 = 1,579.37/x
  3. Step 3: Cross multiply
    1,706.64x = 2,353.55 × 1,579.37
  4. Step 4: Simplify right side
    1,706.64x = 3,717,126.26
  5. Step 5: Solve for x
    x = 3,717,126.26/1,706.64
  6. Step 6: Final answer
    x = 2,178.04

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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.