Home / 7,380.02-11,073.90-2,450.90

Finding the Fourth Proportional to 7,380.02, 11,073.90 and 2,450.90

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Solution

The fourth proportional to 7,380.02, 11,073.90 and 2,450.90 is: 3,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.02 : 11,073.90 = 2,450.90 : x
  2. Step 2: Convert to fraction form
    7,380.02/11,073.90 = 2,450.90/x
  3. Step 3: Cross multiply
    7,380.02x = 11,073.90 × 2,450.90
  4. Step 4: Simplify right side
    7,380.02x = 27,141,021.51
  5. Step 5: Solve for x
    x = 27,141,021.51/7,380.02
  6. Step 6: Final answer
    x = 3,677.64

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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.