Home / 1,892.24-2,838.60-852.02

Finding the Fourth Proportional to 1,892.24, 2,838.60 and 852.02

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Solution

The fourth proportional to 1,892.24, 2,838.60 and 852.02 is: 1,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.24 : 2,838.60 = 852.02 : x
  2. Step 2: Convert to fraction form
    1,892.24/2,838.60 = 852.02/x
  3. Step 3: Cross multiply
    1,892.24x = 2,838.60 × 852.02
  4. Step 4: Simplify right side
    1,892.24x = 2,418,543.97
  5. Step 5: Solve for x
    x = 2,418,543.97/1,892.24
  6. Step 6: Final answer
    x = 1,278.14

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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.