Home / 7,635.47-11,450.77-2,440.13

Finding the Fourth Proportional to 7,635.47, 11,450.77 and 2,440.13

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Solution

The fourth proportional to 7,635.47, 11,450.77 and 2,440.13 is: 3,659.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.47 : 11,450.77 = 2,440.13 : x
  2. Step 2: Convert to fraction form
    7,635.47/11,450.77 = 2,440.13/x
  3. Step 3: Cross multiply
    7,635.47x = 11,450.77 × 2,440.13
  4. Step 4: Simplify right side
    7,635.47x = 27,941,304.05
  5. Step 5: Solve for x
    x = 27,941,304.05/7,635.47
  6. Step 6: Final answer
    x = 3,659.41

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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.