Home / 2,403.30-3,315.84-1,459.44

Finding the Fourth Proportional to 2,403.30, 3,315.84 and 1,459.44

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Solution

The fourth proportional to 2,403.30, 3,315.84 and 1,459.44 is: 2,013.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.30 : 3,315.84 = 1,459.44 : x
  2. Step 2: Convert to fraction form
    2,403.30/3,315.84 = 1,459.44/x
  3. Step 3: Cross multiply
    2,403.30x = 3,315.84 × 1,459.44
  4. Step 4: Simplify right side
    2,403.30x = 4,839,269.53
  5. Step 5: Solve for x
    x = 4,839,269.53/2,403.30
  6. Step 6: Final answer
    x = 2,013.59

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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.