Home / 2,864.35-4,295.98-1,015.39

Finding the Fourth Proportional to 2,864.35, 4,295.98 and 1,015.39

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Solution

The fourth proportional to 2,864.35, 4,295.98 and 1,015.39 is: 1,522.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864.35 : 4,295.98 = 1,015.39 : x
  2. Step 2: Convert to fraction form
    2,864.35/4,295.98 = 1,015.39/x
  3. Step 3: Cross multiply
    2,864.35x = 4,295.98 × 1,015.39
  4. Step 4: Simplify right side
    2,864.35x = 4,362,095.13
  5. Step 5: Solve for x
    x = 4,362,095.13/2,864.35
  6. Step 6: Final answer
    x = 1,522.89

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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.