Home / 3,873.63-5,810.85-1,925.31

Finding the Fourth Proportional to 3,873.63, 5,810.85 and 1,925.31

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Solution

The fourth proportional to 3,873.63, 5,810.85 and 1,925.31 is: 2,888.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.63 : 5,810.85 = 1,925.31 : x
  2. Step 2: Convert to fraction form
    3,873.63/5,810.85 = 1,925.31/x
  3. Step 3: Cross multiply
    3,873.63x = 5,810.85 × 1,925.31
  4. Step 4: Simplify right side
    3,873.63x = 11,187,687.61
  5. Step 5: Solve for x
    x = 11,187,687.61/3,873.63
  6. Step 6: Final answer
    x = 2,888.17

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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.