Home / 2,114.16-2,918.64-1,451.52

Finding the Fourth Proportional to 2,114.16, 2,918.64 and 1,451.52

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Solution

The fourth proportional to 2,114.16, 2,918.64 and 1,451.52 is: 2,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.16 : 2,918.64 = 1,451.52 : x
  2. Step 2: Convert to fraction form
    2,114.16/2,918.64 = 1,451.52/x
  3. Step 3: Cross multiply
    2,114.16x = 2,918.64 × 1,451.52
  4. Step 4: Simplify right side
    2,114.16x = 4,236,464.33
  5. Step 5: Solve for x
    x = 4,236,464.33/2,114.16
  6. Step 6: Final answer
    x = 2,003.85

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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.