Home / 12,904.92-19,353.60-4,586.76

Finding the Fourth Proportional to 12,904.92, 19,353.60 and 4,586.76

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Solution

The fourth proportional to 12,904.92, 19,353.60 and 4,586.76 is: 6,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904.92 : 19,353.60 = 4,586.76 : x
  2. Step 2: Convert to fraction form
    12,904.92/19,353.60 = 4,586.76/x
  3. Step 3: Cross multiply
    12,904.92x = 19,353.60 × 4,586.76
  4. Step 4: Simplify right side
    12,904.92x = 88,770,318.34
  5. Step 5: Solve for x
    x = 88,770,318.34/12,904.92
  6. Step 6: Final answer
    x = 6,878.80

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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.