Home / 5,268.34-7,903.95-1,805.86

Finding the Fourth Proportional to 5,268.34, 7,903.95 and 1,805.86

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Solution

The fourth proportional to 5,268.34, 7,903.95 and 1,805.86 is: 2,709.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.34 : 7,903.95 = 1,805.86 : x
  2. Step 2: Convert to fraction form
    5,268.34/7,903.95 = 1,805.86/x
  3. Step 3: Cross multiply
    5,268.34x = 7,903.95 × 1,805.86
  4. Step 4: Simplify right side
    5,268.34x = 14,273,427.15
  5. Step 5: Solve for x
    x = 14,273,427.15/5,268.34
  6. Step 6: Final answer
    x = 2,709.28

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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.