Home / 2,045.90-2,823.04-1,249.02

Finding the Fourth Proportional to 2,045.90, 2,823.04 and 1,249.02

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Solution

The fourth proportional to 2,045.90, 2,823.04 and 1,249.02 is: 1,723.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.90 : 2,823.04 = 1,249.02 : x
  2. Step 2: Convert to fraction form
    2,045.90/2,823.04 = 1,249.02/x
  3. Step 3: Cross multiply
    2,045.90x = 2,823.04 × 1,249.02
  4. Step 4: Simplify right side
    2,045.90x = 3,526,021.32
  5. Step 5: Solve for x
    x = 3,526,021.32/2,045.90
  6. Step 6: Final answer
    x = 1,723.45

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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.