Home / 2,342.64-3,232.96-1,347.92

Finding the Fourth Proportional to 2,342.64, 3,232.96 and 1,347.92

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Solution

The fourth proportional to 2,342.64, 3,232.96 and 1,347.92 is: 1,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.64 : 3,232.96 = 1,347.92 : x
  2. Step 2: Convert to fraction form
    2,342.64/3,232.96 = 1,347.92/x
  3. Step 3: Cross multiply
    2,342.64x = 3,232.96 × 1,347.92
  4. Step 4: Simplify right side
    2,342.64x = 4,357,771.44
  5. Step 5: Solve for x
    x = 4,357,771.44/2,342.64
  6. Step 6: Final answer
    x = 1,860.20

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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.