Home / 11,753.30-17,630.01-2,988.22

Finding the Fourth Proportional to 11,753.30, 17,630.01 and 2,988.22

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Solution

The fourth proportional to 11,753.30, 17,630.01 and 2,988.22 is: 4,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,753.30 : 17,630.01 = 2,988.22 : x
  2. Step 2: Convert to fraction form
    11,753.30/17,630.01 = 2,988.22/x
  3. Step 3: Cross multiply
    11,753.30x = 17,630.01 × 2,988.22
  4. Step 4: Simplify right side
    11,753.30x = 52,682,304.41
  5. Step 5: Solve for x
    x = 52,682,304.41/11,753.30
  6. Step 6: Final answer
    x = 4,482.34

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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.