Home / 11,892.30-16,411.05-6,586.98

Finding the Fourth Proportional to 11,892.30, 16,411.05 and 6,586.98

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Solution

The fourth proportional to 11,892.30, 16,411.05 and 6,586.98 is: 9,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892.30 : 16,411.05 = 6,586.98 : x
  2. Step 2: Convert to fraction form
    11,892.30/16,411.05 = 6,586.98/x
  3. Step 3: Cross multiply
    11,892.30x = 16,411.05 × 6,586.98
  4. Step 4: Simplify right side
    11,892.30x = 108,099,258.13
  5. Step 5: Solve for x
    x = 108,099,258.13/11,892.30
  6. Step 6: Final answer
    x = 9,089.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.