Home / 2,892.12-4,336.43-1,135.02

Finding the Fourth Proportional to 2,892.12, 4,336.43 and 1,135.02

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Solution

The fourth proportional to 2,892.12, 4,336.43 and 1,135.02 is: 1,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892.12 : 4,336.43 = 1,135.02 : x
  2. Step 2: Convert to fraction form
    2,892.12/4,336.43 = 1,135.02/x
  3. Step 3: Cross multiply
    2,892.12x = 4,336.43 × 1,135.02
  4. Step 4: Simplify right side
    2,892.12x = 4,921,929.10
  5. Step 5: Solve for x
    x = 4,921,929.10/2,892.12
  6. Step 6: Final answer
    x = 1,701.84

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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.