Home / 8,123.19-12,169.23-4,826.26

Finding the Fourth Proportional to 8,123.19, 12,169.23 and 4,826.26

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Solution

The fourth proportional to 8,123.19, 12,169.23 and 4,826.26 is: 7,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123.19 : 12,169.23 = 4,826.26 : x
  2. Step 2: Convert to fraction form
    8,123.19/12,169.23 = 4,826.26/x
  3. Step 3: Cross multiply
    8,123.19x = 12,169.23 × 4,826.26
  4. Step 4: Simplify right side
    8,123.19x = 58,731,867.98
  5. Step 5: Solve for x
    x = 58,731,867.98/8,123.19
  6. Step 6: Final answer
    x = 7,230.15

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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.