Home / 2,670.44-3,684.12-1,725.96

Finding the Fourth Proportional to 2,670.44, 3,684.12 and 1,725.96

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Solution

The fourth proportional to 2,670.44, 3,684.12 and 1,725.96 is: 2,381.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.44 : 3,684.12 = 1,725.96 : x
  2. Step 2: Convert to fraction form
    2,670.44/3,684.12 = 1,725.96/x
  3. Step 3: Cross multiply
    2,670.44x = 3,684.12 × 1,725.96
  4. Step 4: Simplify right side
    2,670.44x = 6,358,643.76
  5. Step 5: Solve for x
    x = 6,358,643.76/2,670.44
  6. Step 6: Final answer
    x = 2,381.12

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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.