Home / 11,268.08-15,551.88-6,553.88

Finding the Fourth Proportional to 11,268.08, 15,551.88 and 6,553.88

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Solution

The fourth proportional to 11,268.08, 15,551.88 and 6,553.88 is: 9,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.08 : 15,551.88 = 6,553.88 : x
  2. Step 2: Convert to fraction form
    11,268.08/15,551.88 = 6,553.88/x
  3. Step 3: Cross multiply
    11,268.08x = 15,551.88 × 6,553.88
  4. Step 4: Simplify right side
    11,268.08x = 101,925,155.29
  5. Step 5: Solve for x
    x = 101,925,155.29/11,268.08
  6. Step 6: Final answer
    x = 9,045.48

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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.