Home / 3,895.83-5,840.10-1,705.86

Finding the Fourth Proportional to 3,895.83, 5,840.10 and 1,705.86

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Solution

The fourth proportional to 3,895.83, 5,840.10 and 1,705.86 is: 2,557.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.83 : 5,840.10 = 1,705.86 : x
  2. Step 2: Convert to fraction form
    3,895.83/5,840.10 = 1,705.86/x
  3. Step 3: Cross multiply
    3,895.83x = 5,840.10 × 1,705.86
  4. Step 4: Simplify right side
    3,895.83x = 9,962,392.99
  5. Step 5: Solve for x
    x = 9,962,392.99/3,895.83
  6. Step 6: Final answer
    x = 2,557.19

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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.