Home / 2,368.88-3,269.08-1,320.96

Finding the Fourth Proportional to 2,368.88, 3,269.08 and 1,320.96

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Solution

The fourth proportional to 2,368.88, 3,269.08 and 1,320.96 is: 1,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.88 : 3,269.08 = 1,320.96 : x
  2. Step 2: Convert to fraction form
    2,368.88/3,269.08 = 1,320.96/x
  3. Step 3: Cross multiply
    2,368.88x = 3,269.08 × 1,320.96
  4. Step 4: Simplify right side
    2,368.88x = 4,318,323.92
  5. Step 5: Solve for x
    x = 4,318,323.92/2,368.88
  6. Step 6: Final answer
    x = 1,822.94

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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.