Home / 2,933.12-4,393.56-1,759.40

Finding the Fourth Proportional to 2,933.12, 4,393.56 and 1,759.40

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Solution

The fourth proportional to 2,933.12, 4,393.56 and 1,759.40 is: 2,635.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.12 : 4,393.56 = 1,759.40 : x
  2. Step 2: Convert to fraction form
    2,933.12/4,393.56 = 1,759.40/x
  3. Step 3: Cross multiply
    2,933.12x = 4,393.56 × 1,759.40
  4. Step 4: Simplify right side
    2,933.12x = 7,730,029.46
  5. Step 5: Solve for x
    x = 7,730,029.46/2,933.12
  6. Step 6: Final answer
    x = 2,635.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.