Home / 8,174.15-12,261.34-2,330.76

Finding the Fourth Proportional to 8,174.15, 12,261.34 and 2,330.76

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Solution

The fourth proportional to 8,174.15, 12,261.34 and 2,330.76 is: 3,496.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.15 : 12,261.34 = 2,330.76 : x
  2. Step 2: Convert to fraction form
    8,174.15/12,261.34 = 2,330.76/x
  3. Step 3: Cross multiply
    8,174.15x = 12,261.34 × 2,330.76
  4. Step 4: Simplify right side
    8,174.15x = 28,578,204.34
  5. Step 5: Solve for x
    x = 28,578,204.34/8,174.15
  6. Step 6: Final answer
    x = 3,496.17

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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.