Home / 2,910.64-4,368.60-1,452.88

Finding the Fourth Proportional to 2,910.64, 4,368.60 and 1,452.88

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Solution

The fourth proportional to 2,910.64, 4,368.60 and 1,452.88 is: 2,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.64 : 4,368.60 = 1,452.88 : x
  2. Step 2: Convert to fraction form
    2,910.64/4,368.60 = 1,452.88/x
  3. Step 3: Cross multiply
    2,910.64x = 4,368.60 × 1,452.88
  4. Step 4: Simplify right side
    2,910.64x = 6,347,051.57
  5. Step 5: Solve for x
    x = 6,347,051.57/2,910.64
  6. Step 6: Final answer
    x = 2,180.64

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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.