Home / 2,415.29-3,333.00-1,367.35

Finding the Fourth Proportional to 2,415.29, 3,333.00 and 1,367.35

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Solution

The fourth proportional to 2,415.29, 3,333.00 and 1,367.35 is: 1,886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.29 : 3,333.00 = 1,367.35 : x
  2. Step 2: Convert to fraction form
    2,415.29/3,333.00 = 1,367.35/x
  3. Step 3: Cross multiply
    2,415.29x = 3,333.00 × 1,367.35
  4. Step 4: Simplify right side
    2,415.29x = 4,557,366.65
  5. Step 5: Solve for x
    x = 4,557,366.65/2,415.29
  6. Step 6: Final answer
    x = 1,886.89

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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.