Home / 2,932.28-4,045.53-1,672.42

Finding the Fourth Proportional to 2,932.28, 4,045.53 and 1,672.42

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Solution

The fourth proportional to 2,932.28, 4,045.53 and 1,672.42 is: 2,307.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.28 : 4,045.53 = 1,672.42 : x
  2. Step 2: Convert to fraction form
    2,932.28/4,045.53 = 1,672.42/x
  3. Step 3: Cross multiply
    2,932.28x = 4,045.53 × 1,672.42
  4. Step 4: Simplify right side
    2,932.28x = 6,765,825.28
  5. Step 5: Solve for x
    x = 6,765,825.28/2,932.28
  6. Step 6: Final answer
    x = 2,307.36

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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.