Home / 1,892.48-2,836.10-1,613.38

Finding the Fourth Proportional to 1,892.48, 2,836.10 and 1,613.38

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Solution

The fourth proportional to 1,892.48, 2,836.10 and 1,613.38 is: 2,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892.48 : 2,836.10 = 1,613.38 : x
  2. Step 2: Convert to fraction form
    1,892.48/2,836.10 = 1,613.38/x
  3. Step 3: Cross multiply
    1,892.48x = 2,836.10 × 1,613.38
  4. Step 4: Simplify right side
    1,892.48x = 4,575,707.02
  5. Step 5: Solve for x
    x = 4,575,707.02/1,892.48
  6. Step 6: Final answer
    x = 2,417.84

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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.