Home / 11,025.32-15,207.54-6,835.64

Finding the Fourth Proportional to 11,025.32, 15,207.54 and 6,835.64

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Solution

The fourth proportional to 11,025.32, 15,207.54 and 6,835.64 is: 9,428.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.32 : 15,207.54 = 6,835.64 : x
  2. Step 2: Convert to fraction form
    11,025.32/15,207.54 = 6,835.64/x
  3. Step 3: Cross multiply
    11,025.32x = 15,207.54 × 6,835.64
  4. Step 4: Simplify right side
    11,025.32x = 103,953,268.73
  5. Step 5: Solve for x
    x = 103,953,268.73/11,025.32
  6. Step 6: Final answer
    x = 9,428.59

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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.