Home / 7,962.16-11,948.03-2,771.68

Finding the Fourth Proportional to 7,962.16, 11,948.03 and 2,771.68

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Solution

The fourth proportional to 7,962.16, 11,948.03 and 2,771.68 is: 4,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.16 : 11,948.03 = 2,771.68 : x
  2. Step 2: Convert to fraction form
    7,962.16/11,948.03 = 2,771.68/x
  3. Step 3: Cross multiply
    7,962.16x = 11,948.03 × 2,771.68
  4. Step 4: Simplify right side
    7,962.16x = 33,116,062.98
  5. Step 5: Solve for x
    x = 33,116,062.98/7,962.16
  6. Step 6: Final answer
    x = 4,159.18

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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.