Home / 7,962.64-11,943.36-2,698.12

Finding the Fourth Proportional to 7,962.64, 11,943.36 and 2,698.12

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Solution

The fourth proportional to 7,962.64, 11,943.36 and 2,698.12 is: 4,046.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.64 : 11,943.36 = 2,698.12 : x
  2. Step 2: Convert to fraction form
    7,962.64/11,943.36 = 2,698.12/x
  3. Step 3: Cross multiply
    7,962.64x = 11,943.36 × 2,698.12
  4. Step 4: Simplify right side
    7,962.64x = 32,224,618.48
  5. Step 5: Solve for x
    x = 32,224,618.48/7,962.64
  6. Step 6: Final answer
    x = 4,046.98

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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.