Home / 1,725.22-2,381.61-1,104.58

Finding the Fourth Proportional to 1,725.22, 2,381.61 and 1,104.58

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Solution

The fourth proportional to 1,725.22, 2,381.61 and 1,104.58 is: 1,524.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725.22 : 2,381.61 = 1,104.58 : x
  2. Step 2: Convert to fraction form
    1,725.22/2,381.61 = 1,104.58/x
  3. Step 3: Cross multiply
    1,725.22x = 2,381.61 × 1,104.58
  4. Step 4: Simplify right side
    1,725.22x = 2,630,678.77
  5. Step 5: Solve for x
    x = 2,630,678.77/1,725.22
  6. Step 6: Final answer
    x = 1,524.84

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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.