Home / 2,486.02-3,725.51-1,935.78

Finding the Fourth Proportional to 2,486.02, 3,725.51 and 1,935.78

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Solution

The fourth proportional to 2,486.02, 3,725.51 and 1,935.78 is: 2,900.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.02 : 3,725.51 = 1,935.78 : x
  2. Step 2: Convert to fraction form
    2,486.02/3,725.51 = 1,935.78/x
  3. Step 3: Cross multiply
    2,486.02x = 3,725.51 × 1,935.78
  4. Step 4: Simplify right side
    2,486.02x = 7,211,767.75
  5. Step 5: Solve for x
    x = 7,211,767.75/2,486.02
  6. Step 6: Final answer
    x = 2,900.93

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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.