Home / 4,774-7,126.12-4,422.26

Finding the Fourth Proportional to 4,774, 7,126.12 and 4,422.26

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Solution

The fourth proportional to 4,774, 7,126.12 and 4,422.26 is: 6,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774 : 7,126.12 = 4,422.26 : x
  2. Step 2: Convert to fraction form
    4,774/7,126.12 = 4,422.26/x
  3. Step 3: Cross multiply
    4,774x = 7,126.12 × 4,422.26
  4. Step 4: Simplify right side
    4,774x = 31,513,555.43
  5. Step 5: Solve for x
    x = 31,513,555.43/4,774
  6. Step 6: Final answer
    x = 6,601.08

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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.