Home / 2,677.19-4,013.55-1,857.06

Finding the Fourth Proportional to 2,677.19, 4,013.55 and 1,857.06

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Solution

The fourth proportional to 2,677.19, 4,013.55 and 1,857.06 is: 2,784.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.19 : 4,013.55 = 1,857.06 : x
  2. Step 2: Convert to fraction form
    2,677.19/4,013.55 = 1,857.06/x
  3. Step 3: Cross multiply
    2,677.19x = 4,013.55 × 1,857.06
  4. Step 4: Simplify right side
    2,677.19x = 7,453,403.16
  5. Step 5: Solve for x
    x = 7,453,403.16/2,677.19
  6. Step 6: Final answer
    x = 2,784.04

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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.