Home / 8,175.12-12,261.30-2,330.34

Finding the Fourth Proportional to 8,175.12, 12,261.30 and 2,330.34

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Solution

The fourth proportional to 8,175.12, 12,261.30 and 2,330.34 is: 3,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.12 : 12,261.30 = 2,330.34 : x
  2. Step 2: Convert to fraction form
    8,175.12/12,261.30 = 2,330.34/x
  3. Step 3: Cross multiply
    8,175.12x = 12,261.30 × 2,330.34
  4. Step 4: Simplify right side
    8,175.12x = 28,572,997.84
  5. Step 5: Solve for x
    x = 28,572,997.84/8,175.12
  6. Step 6: Final answer
    x = 3,495.12

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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.