Home / 3,043.42-4,199.90-1,784.72

Finding the Fourth Proportional to 3,043.42, 4,199.90 and 1,784.72

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Solution

The fourth proportional to 3,043.42, 4,199.90 and 1,784.72 is: 2,462.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.42 : 4,199.90 = 1,784.72 : x
  2. Step 2: Convert to fraction form
    3,043.42/4,199.90 = 1,784.72/x
  3. Step 3: Cross multiply
    3,043.42x = 4,199.90 × 1,784.72
  4. Step 4: Simplify right side
    3,043.42x = 7,495,645.53
  5. Step 5: Solve for x
    x = 7,495,645.53/3,043.42
  6. Step 6: Final answer
    x = 2,462.90

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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.