Home / 8,940.24-13,410.45-2,700.90

Finding the Fourth Proportional to 8,940.24, 13,410.45 and 2,700.90

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Solution

The fourth proportional to 8,940.24, 13,410.45 and 2,700.90 is: 4,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940.24 : 13,410.45 = 2,700.90 : x
  2. Step 2: Convert to fraction form
    8,940.24/13,410.45 = 2,700.90/x
  3. Step 3: Cross multiply
    8,940.24x = 13,410.45 × 2,700.90
  4. Step 4: Simplify right side
    8,940.24x = 36,220,284.41
  5. Step 5: Solve for x
    x = 36,220,284.41/8,940.24
  6. Step 6: Final answer
    x = 4,051.38

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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.