Home / 2,784.16-4,174.32-1,486.60

Finding the Fourth Proportional to 2,784.16, 4,174.32 and 1,486.60

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Solution

The fourth proportional to 2,784.16, 4,174.32 and 1,486.60 is: 2,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.16 : 4,174.32 = 1,486.60 : x
  2. Step 2: Convert to fraction form
    2,784.16/4,174.32 = 1,486.60/x
  3. Step 3: Cross multiply
    2,784.16x = 4,174.32 × 1,486.60
  4. Step 4: Simplify right side
    2,784.16x = 6,205,544.11
  5. Step 5: Solve for x
    x = 6,205,544.11/2,784.16
  6. Step 6: Final answer
    x = 2,228.87

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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.