Home / 2,652.06-3,647.67-2,126.94

Finding the Fourth Proportional to 2,652.06, 3,647.67 and 2,126.94

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Solution

The fourth proportional to 2,652.06, 3,647.67 and 2,126.94 is: 2,925.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.06 : 3,647.67 = 2,126.94 : x
  2. Step 2: Convert to fraction form
    2,652.06/3,647.67 = 2,126.94/x
  3. Step 3: Cross multiply
    2,652.06x = 3,647.67 × 2,126.94
  4. Step 4: Simplify right side
    2,652.06x = 7,758,375.23
  5. Step 5: Solve for x
    x = 7,758,375.23/2,652.06
  6. Step 6: Final answer
    x = 2,925.41

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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.