Home / 2,835.95-3,913.79-1,577.29

Finding the Fourth Proportional to 2,835.95, 3,913.79 and 1,577.29

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Solution

The fourth proportional to 2,835.95, 3,913.79 and 1,577.29 is: 2,176.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.95 : 3,913.79 = 1,577.29 : x
  2. Step 2: Convert to fraction form
    2,835.95/3,913.79 = 1,577.29/x
  3. Step 3: Cross multiply
    2,835.95x = 3,913.79 × 1,577.29
  4. Step 4: Simplify right side
    2,835.95x = 6,173,175.99
  5. Step 5: Solve for x
    x = 6,173,175.99/2,835.95
  6. Step 6: Final answer
    x = 2,176.76

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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.