Home / 1,786.15-2,464.93-1,000.18

Finding the Fourth Proportional to 1,786.15, 2,464.93 and 1,000.18

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Solution

The fourth proportional to 1,786.15, 2,464.93 and 1,000.18 is: 1,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786.15 : 2,464.93 = 1,000.18 : x
  2. Step 2: Convert to fraction form
    1,786.15/2,464.93 = 1,000.18/x
  3. Step 3: Cross multiply
    1,786.15x = 2,464.93 × 1,000.18
  4. Step 4: Simplify right side
    1,786.15x = 2,465,378.02
  5. Step 5: Solve for x
    x = 2,465,378.02/1,786.15
  6. Step 6: Final answer
    x = 1,380.27

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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.