Home / 2,865.24-4,299.30-1,135.32

Finding the Fourth Proportional to 2,865.24, 4,299.30 and 1,135.32

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Solution

The fourth proportional to 2,865.24, 4,299.30 and 1,135.32 is: 1,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865.24 : 4,299.30 = 1,135.32 : x
  2. Step 2: Convert to fraction form
    2,865.24/4,299.30 = 1,135.32/x
  3. Step 3: Cross multiply
    2,865.24x = 4,299.30 × 1,135.32
  4. Step 4: Simplify right side
    2,865.24x = 4,881,081.28
  5. Step 5: Solve for x
    x = 4,881,081.28/2,865.24
  6. Step 6: Final answer
    x = 1,703.55

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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.