Home / 2,125.95-2,918.08-1,884.62

Finding the Fourth Proportional to 2,125.95, 2,918.08 and 1,884.62

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Solution

The fourth proportional to 2,125.95, 2,918.08 and 1,884.62 is: 2,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.95 : 2,918.08 = 1,884.62 : x
  2. Step 2: Convert to fraction form
    2,125.95/2,918.08 = 1,884.62/x
  3. Step 3: Cross multiply
    2,125.95x = 2,918.08 × 1,884.62
  4. Step 4: Simplify right side
    2,125.95x = 5,499,454.57
  5. Step 5: Solve for x
    x = 5,499,454.57/2,125.95
  6. Step 6: Final answer
    x = 2,586.83

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.