Home / 11,957.85-16,502.48-6,652.55

Finding the Fourth Proportional to 11,957.85, 16,502.48 and 6,652.55

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Solution

The fourth proportional to 11,957.85, 16,502.48 and 6,652.55 is: 9,180.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.85 : 16,502.48 = 6,652.55 : x
  2. Step 2: Convert to fraction form
    11,957.85/16,502.48 = 6,652.55/x
  3. Step 3: Cross multiply
    11,957.85x = 16,502.48 × 6,652.55
  4. Step 4: Simplify right side
    11,957.85x = 109,783,457.55
  5. Step 5: Solve for x
    x = 109,783,457.55/11,957.85
  6. Step 6: Final answer
    x = 9,180.87

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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.