Home / 5,805.45-8,008.52-3,677.40

Finding the Fourth Proportional to 5,805.45, 8,008.52 and 3,677.40

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Solution

The fourth proportional to 5,805.45, 8,008.52 and 3,677.40 is: 5,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.45 : 8,008.52 = 3,677.40 : x
  2. Step 2: Convert to fraction form
    5,805.45/8,008.52 = 3,677.40/x
  3. Step 3: Cross multiply
    5,805.45x = 8,008.52 × 3,677.40
  4. Step 4: Simplify right side
    5,805.45x = 29,450,513.06
  5. Step 5: Solve for x
    x = 29,450,513.06/5,805.45
  6. Step 6: Final answer
    x = 5,072.91

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1.5x scale

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.