Home / 11,268.10-16,898.10-4,601.80

Finding the Fourth Proportional to 11,268.10, 16,898.10 and 4,601.80

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Solution

The fourth proportional to 11,268.10, 16,898.10 and 4,601.80 is: 6,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.10 : 16,898.10 = 4,601.80 : x
  2. Step 2: Convert to fraction form
    11,268.10/16,898.10 = 4,601.80/x
  3. Step 3: Cross multiply
    11,268.10x = 16,898.10 × 4,601.80
  4. Step 4: Simplify right side
    11,268.10x = 77,761,676.58
  5. Step 5: Solve for x
    x = 77,761,676.58/11,268.10
  6. Step 6: Final answer
    x = 6,901.05

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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.