Home / 2,697.16-4,047.12-1,962.82

Finding the Fourth Proportional to 2,697.16, 4,047.12 and 1,962.82

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Solution

The fourth proportional to 2,697.16, 4,047.12 and 1,962.82 is: 2,945.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.16 : 4,047.12 = 1,962.82 : x
  2. Step 2: Convert to fraction form
    2,697.16/4,047.12 = 1,962.82/x
  3. Step 3: Cross multiply
    2,697.16x = 4,047.12 × 1,962.82
  4. Step 4: Simplify right side
    2,697.16x = 7,943,768.08
  5. Step 5: Solve for x
    x = 7,943,768.08/2,697.16
  6. Step 6: Final answer
    x = 2,945.23

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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.