Home / 7,677.26-11,520.35-2,997.02

Finding the Fourth Proportional to 7,677.26, 11,520.35 and 2,997.02

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Solution

The fourth proportional to 7,677.26, 11,520.35 and 2,997.02 is: 4,497.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.26 : 11,520.35 = 2,997.02 : x
  2. Step 2: Convert to fraction form
    7,677.26/11,520.35 = 2,997.02/x
  3. Step 3: Cross multiply
    7,677.26x = 11,520.35 × 2,997.02
  4. Step 4: Simplify right side
    7,677.26x = 34,526,719.36
  5. Step 5: Solve for x
    x = 34,526,719.36/7,677.26
  6. Step 6: Final answer
    x = 4,497.27

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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.