Home / 1,774.11-2,647.32-1,763.91

Finding the Fourth Proportional to 1,774.11, 2,647.32 and 1,763.91

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Solution

The fourth proportional to 1,774.11, 2,647.32 and 1,763.91 is: 2,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.11 : 2,647.32 = 1,763.91 : x
  2. Step 2: Convert to fraction form
    1,774.11/2,647.32 = 1,763.91/x
  3. Step 3: Cross multiply
    1,774.11x = 2,647.32 × 1,763.91
  4. Step 4: Simplify right side
    1,774.11x = 4,669,634.22
  5. Step 5: Solve for x
    x = 4,669,634.22/1,774.11
  6. Step 6: Final answer
    x = 2,632.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.