Home / 11,754.18-17,638.15-4,363.74

Finding the Fourth Proportional to 11,754.18, 17,638.15 and 4,363.74

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Solution

The fourth proportional to 11,754.18, 17,638.15 and 4,363.74 is: 6,548.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.18 : 17,638.15 = 4,363.74 : x
  2. Step 2: Convert to fraction form
    11,754.18/17,638.15 = 4,363.74/x
  3. Step 3: Cross multiply
    11,754.18x = 17,638.15 × 4,363.74
  4. Step 4: Simplify right side
    11,754.18x = 76,968,300.68
  5. Step 5: Solve for x
    x = 76,968,300.68/11,754.18
  6. Step 6: Final answer
    x = 6,548.16

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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.