Home / 7,752.96-11,629.44-2,280.96

Finding the Fourth Proportional to 7,752.96, 11,629.44 and 2,280.96

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Solution

The fourth proportional to 7,752.96, 11,629.44 and 2,280.96 is: 3,421.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.96 : 11,629.44 = 2,280.96 : x
  2. Step 2: Convert to fraction form
    7,752.96/11,629.44 = 2,280.96/x
  3. Step 3: Cross multiply
    7,752.96x = 11,629.44 × 2,280.96
  4. Step 4: Simplify right side
    7,752.96x = 26,526,287.46
  5. Step 5: Solve for x
    x = 26,526,287.46/7,752.96
  6. Step 6: Final answer
    x = 3,421.44

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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.