Home / 1,860.08-2,566.94-1,020.87

Finding the Fourth Proportional to 1,860.08, 2,566.94 and 1,020.87

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Solution

The fourth proportional to 1,860.08, 2,566.94 and 1,020.87 is: 1,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.08 : 2,566.94 = 1,020.87 : x
  2. Step 2: Convert to fraction form
    1,860.08/2,566.94 = 1,020.87/x
  3. Step 3: Cross multiply
    1,860.08x = 2,566.94 × 1,020.87
  4. Step 4: Simplify right side
    1,860.08x = 2,620,494.10
  5. Step 5: Solve for x
    x = 2,620,494.10/1,860.08
  6. Step 6: Final answer
    x = 1,408.81

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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.