Home / 2,975.22-4,463.60-1,126.35

Finding the Fourth Proportional to 2,975.22, 4,463.60 and 1,126.35

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Solution

The fourth proportional to 2,975.22, 4,463.60 and 1,126.35 is: 1,689.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.22 : 4,463.60 = 1,126.35 : x
  2. Step 2: Convert to fraction form
    2,975.22/4,463.60 = 1,126.35/x
  3. Step 3: Cross multiply
    2,975.22x = 4,463.60 × 1,126.35
  4. Step 4: Simplify right side
    2,975.22x = 5,027,570.23
  5. Step 5: Solve for x
    x = 5,027,570.23/2,975.22
  6. Step 6: Final answer
    x = 1,689.81

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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.