Home / 8,123.66-11,211.18-4,586.96

Finding the Fourth Proportional to 8,123.66, 11,211.18 and 4,586.96

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Solution

The fourth proportional to 8,123.66, 11,211.18 and 4,586.96 is: 6,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123.66 : 11,211.18 = 4,586.96 : x
  2. Step 2: Convert to fraction form
    8,123.66/11,211.18 = 4,586.96/x
  3. Step 3: Cross multiply
    8,123.66x = 11,211.18 × 4,586.96
  4. Step 4: Simplify right side
    8,123.66x = 51,425,234.21
  5. Step 5: Solve for x
    x = 51,425,234.21/8,123.66
  6. Step 6: Final answer
    x = 6,330.30

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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.