Home / 7,962.48-11,926.12-4,991.24

Finding the Fourth Proportional to 7,962.48, 11,926.12 and 4,991.24

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Solution

The fourth proportional to 7,962.48, 11,926.12 and 4,991.24 is: 7,475.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.48 : 11,926.12 = 4,991.24 : x
  2. Step 2: Convert to fraction form
    7,962.48/11,926.12 = 4,991.24/x
  3. Step 3: Cross multiply
    7,962.48x = 11,926.12 × 4,991.24
  4. Step 4: Simplify right side
    7,962.48x = 59,526,127.19
  5. Step 5: Solve for x
    x = 59,526,127.19/7,962.48
  6. Step 6: Final answer
    x = 7,475.83

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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.