Home / 2,935.84-4,395.12-1,635.52

Finding the Fourth Proportional to 2,935.84, 4,395.12 and 1,635.52

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Solution

The fourth proportional to 2,935.84, 4,395.12 and 1,635.52 is: 2,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.84 : 4,395.12 = 1,635.52 : x
  2. Step 2: Convert to fraction form
    2,935.84/4,395.12 = 1,635.52/x
  3. Step 3: Cross multiply
    2,935.84x = 4,395.12 × 1,635.52
  4. Step 4: Simplify right side
    2,935.84x = 7,188,306.66
  5. Step 5: Solve for x
    x = 7,188,306.66/2,935.84
  6. Step 6: Final answer
    x = 2,448.47

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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.