Home / 11,268.30-16,903.28-3,370.20

Finding the Fourth Proportional to 11,268.30, 16,903.28 and 3,370.20

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Solution

The fourth proportional to 11,268.30, 16,903.28 and 3,370.20 is: 5,055.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.30 : 16,903.28 = 3,370.20 : x
  2. Step 2: Convert to fraction form
    11,268.30/16,903.28 = 3,370.20/x
  3. Step 3: Cross multiply
    11,268.30x = 16,903.28 × 3,370.20
  4. Step 4: Simplify right side
    11,268.30x = 56,967,434.26
  5. Step 5: Solve for x
    x = 56,967,434.26/11,268.30
  6. Step 6: Final answer
    x = 5,055.55

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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.