Home / 7,962.80-11,942.76-2,697.26

Finding the Fourth Proportional to 7,962.80, 11,942.76 and 2,697.26

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Solution

The fourth proportional to 7,962.80, 11,942.76 and 2,697.26 is: 4,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.80 : 11,942.76 = 2,697.26 : x
  2. Step 2: Convert to fraction form
    7,962.80/11,942.76 = 2,697.26/x
  3. Step 3: Cross multiply
    7,962.80x = 11,942.76 × 2,697.26
  4. Step 4: Simplify right side
    7,962.80x = 32,212,728.84
  5. Step 5: Solve for x
    x = 32,212,728.84/7,962.80
  6. Step 6: Final answer
    x = 4,045.40

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1.5x scale

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.